[{"data":1,"prerenderedAt":159},["ShallowReactive",2],{"pseo:tutorials:post-to-channel:nodejs":3,"highlight:tutorial:post-to-channel:nodejs":148},{"ban_risk":4,"ban_risk_note":5,"deploy_targets":6,"errors":11,"faqs":21,"feature":32,"full_script":36,"gotchas":40,"intro_note":46,"language":47,"pitfalls":52,"prerequisites":55,"related":58,"seo":85,"siblings":104,"step_summary":111,"steps":112,"tier":140,"url":98,"webhook_receiver":141},"medium","Publishing to a channel you own is far safer than messaging strangers, because everyone reading it chose to follow. The risk is volume and relevance: a channel that posts a dozen times a day gets unfollowed and reported, and reports against a channel reflect on the number that owns it.",[7,8,9,10],"Google Cloud Run (container, min instances 0, one process per channel worker)","Railway or Render web service for the Express receiver","Vercel or Netlify Functions for the webhook receiver only - they cannot hold the sender queue open","Fly.io machine with a persistent volume if you queue sends locally",[12,15,18],{"title":13,"url":14},"invalid_request (400)","\u002Fdocs\u002Ferrors\u002Finvalid-request\u002F",{"title":16,"url":17},"invalid_recipient (400)","\u002Fdocs\u002Ferrors\u002Finvalid-recipient\u002F",{"title":19,"url":20},"unauthorized (401)","\u002Fdocs\u002Ferrors\u002Funauthorized\u002F",[22,26,29],{"a":23,"q":24,"source":25},"No. The channel id is simply another recipient form accepted by the ordinary send endpoints, which means your publishing code is the same code that sends messages. The only difference is the id you address and the fact that nobody can reply to what you post.","Is there a separate endpoint for channel posts?","features.json",{"a":27,"q":28,"source":25},"Not inside WhatsApp - there is no scheduled post object. Schedule it on your side with a job runner and call the send endpoint at the moment you want it published. That also means your scheduler, rather than WhatsApp, owns the retry behaviour if a post fails.","Can I schedule posts in advance?",{"a":30,"q":31,"source":25},"Editing and deleting follow the same rules as ordinary messages, so both are possible within WhatsApp's own time window and only for posts the linked number sent. Beyond that window the post stands, which is a good reason to have a human approve anything automated before it goes out.","Can I edit or delete a post after publishing?",{"name":33,"slug":34,"url":35},"Post to Channel","post-to-channel","\u002Fwhatsapp-api\u002Fpost-to-channel\u002F",{"code":37,"filename":38,"lang":39},"\u002F\u002F Post to Channel with the Wapito WhatsApp API.\n\u002F\u002F\n\u002F\u002F Send to the channel id like any recipient, upload media once and reuse it, prefer link posts for traffic, and confirm from the status event.\n\u002F\u002F\n\u002F\u002F Run it with:\n\u002F\u002F   export WAPITO_TOKEN=\"wpt_...\"\n\u002F\u002F   node post-to-channel.mjs\n\nconst BASE_URL = 'https:\u002F\u002Fapi.wapito.com\u002Fv1';\nconst TOKEN = process.env.WAPITO_TOKEN;\n\n\u002F\u002F --- Publish a text post ---\n{\n  const url = BASE_URL + '\u002Fmessages\u002Ftext';\n  const options = {\n    method: 'POST',\n    headers: {Authorization: 'Bearer ' + TOKEN, 'Content-Type': 'application\u002Fjson'},\n    body: '{\"to\":\"+15551234567\",\"body\":\"Your order #4182 has shipped. Track it here: https:\u002F\u002Facme.example\u002Ft\u002F4182\",\"typing_time\":3}'\n  };\n\n  try {\n    const response = await fetch(url, options);\n    const data = await response.json();\n    console.log(data);\n  } catch (error) {\n    console.error(error);\n  }\n}\n\n\u002F\u002F --- Post an image with a caption ---\n{\n  const url = BASE_URL + '\u002Fmessages\u002Fimage';\n  const options = {\n    method: 'POST',\n    headers: {Authorization: 'Bearer ' + TOKEN, 'Content-Type': 'application\u002Fjson'},\n    body: '{\"to\":\"+15551234567\",\"media\":\"https:\u002F\u002Facme.example\u002Flabels\u002F4182.png\",\"caption\":\"Your shipping label for order #4182\"}'\n  };\n\n  try {\n    const response = await fetch(url, options);\n    const data = await response.json();\n    console.log(data);\n  } catch (error) {\n    console.error(error);\n  }\n}\n\n\u002F\u002F --- Share a link with a preview ---\n{\n  const url = BASE_URL + '\u002Fmessages\u002Flink';\n  const options = {\n    method: 'POST',\n    headers: {Authorization: 'Bearer ' + TOKEN, 'Content-Type': 'application\u002Fjson'},\n    body: '{\"to\":\"+15551234567\",\"url\":\"https:\u002F\u002Facme.example\u002Ft\u002F4182\",\"title\":\"Track order #4182\",\"description\":\"Out for delivery, arriving before 18:00.\",\"image\":\"https:\u002F\u002Facme.example\u002Fog\u002Ftracking.png\",\"body\":\"Your parcel is on the van:\"}'\n  };\n\n  try {\n    const response = await fetch(url, options);\n    const data = await response.json();\n    console.log(data);\n  } catch (error) {\n    console.error(error);\n  }\n}\n\n","post-to-channel.mjs","javascript",[41,42,43,44,45],"fetch never rejects on a 4xx or 5xx. Check response.ok yourself; an await fetch(...) that \"worked\" can still be a 402 plan_required with a JSON error body.","Do not let express.json() run before your webhook route. Signature verification needs the exact raw bytes, so mount express.raw({ type: \"application\u002Fjson\" }) on the webhook path and parse the JSON yourself afterwards.","Node 18+ has global fetch, but node-fetch v2, undici and axios all disagree about how they surface non-2xx responses. Pick one client per project or your error handling will be inconsistent.","Promise.all over a list of recipients defeats the send queue: the API will serialise them anyway and return 429 send_rate_limited for the overflow. Send sequentially with await, or use a queue with concurrency 1 per channel.","Large numbers in JSON.parse lose precision. Treat every WhatsApp id, group id and timestamp that arrives as a string as a string - never Number() it.","In Node.js posting to a Channel is a fetch to the normal message endpoints with the newsletter id as the recipient, one call per format. The script is mostly a scheduler and a store of message ids: media is uploaded once and referenced by id, posts are spaced out with await and a timer, and the Express receiver flips a post to published when its status event arrives.",{"family":48,"name":49,"slug":50,"url":51},"scripting","Node.js","nodejs","\u002Fwhatsapp-bot\u002Fnodejs\u002F",[53,54],"setTimeout with a large delay is capped at about 24.8 days and fires immediately beyond that; a scheduler that sleeps until a distant post date needs a cron trigger, not a timer.","A JSON.stringify of a post object with an undefined caption drops the key entirely, which is fine, but an explicit null is sent as null and the API rejects it as invalid_request; delete the key instead.",[56,57],"npm install express (fetch is built in from Node 18)","process.env.WAPITO_TOKEN",{"language_hub":51,"operations":59,"pillar":35,"same_language_features":69},[60,63,66],{"title":61,"url":62},"POST \u002Fmessages\u002Ftext","\u002Fdocs\u002Fapi\u002Fmessages\u002Fsend-text\u002F",{"title":64,"url":65},"POST \u002Fmessages\u002Fimage","\u002Fdocs\u002Fapi\u002Fmessages\u002Fsend-image\u002F",{"title":67,"url":68},"POST \u002Fmessages\u002Flink","\u002Fdocs\u002Fapi\u002Fmessages\u002Fsend-link\u002F",[70,73,76,79,82],{"title":71,"url":72},"Create Group","\u002Fwhatsapp-api\u002Fcreate-group\u002Fnodejs\u002F",{"title":74,"url":75},"Group Participants","\u002Fwhatsapp-api\u002Fgroup-participants\u002Fnodejs\u002F",{"title":77,"url":78},"Group Admins","\u002Fwhatsapp-api\u002Fgroup-admins\u002Fnodejs\u002F",{"title":80,"url":81},"Group Invite Link","\u002Fwhatsapp-api\u002Fgroup-invite-link\u002Fnodejs\u002F",{"title":83,"url":84},"Group Settings","\u002Fwhatsapp-api\u002Fgroup-settings\u002Fnodejs\u002F",{"breadcrumb":86,"canonical":99,"description":100,"h1":101,"lastmod":102,"title":103},[87,90,93,96,97],{"name":88,"url":89},"Home","\u002F",{"name":91,"url":92},"WhatsApp API","\u002Fwhatsapp-api\u002F",{"name":94,"url":95},"Channels","\u002Fwhatsapp-api\u002Fchannels\u002F",{"name":33,"url":35},{"name":49,"url":98},"\u002Fwhatsapp-api\u002Fpost-to-channel\u002Fnodejs\u002F","https:\u002F\u002Fwapito.com\u002Fwhatsapp-api\u002Fpost-to-channel\u002Fnodejs\u002F","How to post to a channel in Node.js with the Wapito WhatsApp API. 4 steps with runnable code, a Express 5 webhook receiver and the errors to expect.","How to post to a channel in Node.js with the Wapito WhatsApp API","2026-09-16","Post to Channel in Node.js (WhatsApp API Tutorial) | Wapito",[105,108],{"title":106,"url":107},"Python","\u002Fwhatsapp-api\u002Fpost-to-channel\u002Fpython\u002F",{"title":109,"url":110},"PHP","\u002Fwhatsapp-api\u002Fpost-to-channel\u002Fphp\u002F","Send to the channel id like any recipient, upload media once and reuse it, prefer link posts for traffic, and confirm from the status event.",[113,121,128,135],{"body":114,"note":115,"operationId":116,"operation_url":62,"snippet":117,"title":119,"webhook":120},"There is no dedicated publish endpoint: you send to the channel id exactly as you would to a person. Keep posts self-contained, because followers cannot ask a follow-up question in the thread.","In Node.js publish with fetch(url, { method: 'POST', headers, body: JSON.stringify({ to: newsletterId, text }) }) and keep data.id from the parsed response for the status match later. Use a template literal for a multi-line post so the line breaks are real newlines, and check response.ok since a 429 will not throw.","sendText",{"code":118,"lang":39},"const url = 'https:\u002F\u002Fapi.wapito.com\u002Fv1\u002Fmessages\u002Ftext';\nconst options = {\n  method: 'POST',\n  headers: {Authorization: 'Bearer wpt_YOUR_TOKEN', 'Content-Type': 'application\u002Fjson'},\n  body: '{\"to\":\"+15551234567\",\"body\":\"Your order #4182 has shipped. Track it here: https:\u002F\u002Facme.example\u002Ft\u002F4182\",\"typing_time\":3}'\n};\n\ntry {\n  const response = await fetch(url, options);\n  const data = await response.json();\n  console.log(data);\n} catch (error) {\n  console.error(error);\n}","Publish a text post",null,{"body":122,"note":123,"operationId":124,"operation_url":65,"snippet":125,"title":127,"webhook":120},"Upload once and reuse the media id if the same asset goes to several channels. The caption is the post, so write it as the whole message rather than as a label for the picture.","In Node.js an image post is a POST with the media id and caption in the JSON body; upload the asset once with a separate call and reuse the id across channels within the same run. The caption is what followers read, so write it as the complete message rather than a filename.","sendImage",{"code":126,"lang":39},"const url = 'https:\u002F\u002Fapi.wapito.com\u002Fv1\u002Fmessages\u002Fimage';\nconst options = {\n  method: 'POST',\n  headers: {Authorization: 'Bearer wpt_YOUR_TOKEN', 'Content-Type': 'application\u002Fjson'},\n  body: '{\"to\":\"+15551234567\",\"media\":\"https:\u002F\u002Facme.example\u002Flabels\u002F4182.png\",\"caption\":\"Your shipping label for order #4182\"}'\n};\n\ntry {\n  const response = await fetch(url, options);\n  const data = await response.json();\n  console.log(data);\n} catch (error) {\n  console.error(error);\n}","Post an image with a caption",{"body":129,"note":130,"operationId":131,"operation_url":68,"snippet":132,"title":134,"webhook":120},"A link post with a preview is the highest-performing format for driving people off WhatsApp, which is usually the point of a channel. Put the destination on a URL you control so you can measure it.","In Node.js a link post is a POST to \u002Fmessages\u002Flink with the URL and the preview text; build the URL with new URL(base) and url.searchParams.set for the campaign parameters so it points at a page you measure. The preview comes from that page's meta tags, so test it in a browser first.","sendLink",{"code":133,"lang":39},"const url = 'https:\u002F\u002Fapi.wapito.com\u002Fv1\u002Fmessages\u002Flink';\nconst options = {\n  method: 'POST',\n  headers: {Authorization: 'Bearer wpt_YOUR_TOKEN', 'Content-Type': 'application\u002Fjson'},\n  body: '{\"to\":\"+15551234567\",\"url\":\"https:\u002F\u002Facme.example\u002Ft\u002F4182\",\"title\":\"Track order #4182\",\"description\":\"Out for delivery, arriving before 18:00.\",\"image\":\"https:\u002F\u002Facme.example\u002Fog\u002Ftracking.png\",\"body\":\"Your parcel is on the van:\"}'\n};\n\ntry {\n  const response = await fetch(url, options);\n  const data = await response.json();\n  console.log(data);\n} catch (error) {\n  console.error(error);\n}","Share a link with a preview",{"body":136,"note":137,"operationId":120,"operation_url":120,"snippet":120,"title":138,"webhook":139},"Channel posts produce their own status events. Use them to confirm publication and to key your own record of what went out and when, rather than trusting the send response alone.","In Node.js the Express handler receives the messages.status event for the post; look up payload.data.id in your store, set the published timestamp, and res.sendStatus(200). Treat the send response as accepted and this event as the confirmation, which is the distinction your dashboard should show.","Confirm the post landed","messages.status","t2",{"code":142,"events":143,"filename":145,"framework":146,"install":147,"lang":39},"import crypto from 'node:crypto';\nimport express from 'express';\n\nconst app = express();\nconst SECRET = process.env.WAPITO_WEBHOOK_SECRET;\nconst EVENTS = new Set(['messages', 'messages.status']);\n\n\u002F** Checks the X-Wapito-Signature header: t=\u003Cms>,v1=\u003Chex hmac-sha256>. *\u002F\nfunction verify(raw, header) {\n  if (!header) return false;\n  const parts = Object.fromEntries(header.split(',').map((p) => p.split('=')));\n  if (!parts.t || !parts.v1) return false;\n  if (Math.abs(Date.now() - Number(parts.t)) > 300_000) return false; \u002F\u002F 5 minute clock skew\n  const expected = crypto.createHmac('sha256', SECRET).update(`${parts.t}.`).update(raw).digest('hex');\n  const a = Buffer.from(expected, 'hex');\n  const b = Buffer.from(parts.v1, 'hex');\n  return a.length === b.length && crypto.timingSafeEqual(a, b);\n}\n\napp.post('\u002Fwapito', express.raw({ type: 'application\u002Fjson' }), (req, res) => {\n  if (!verify(req.body, req.get('X-Wapito-Signature'))) return res.sendStatus(401);\n  const payload = JSON.parse(req.body.toString('utf8'));\n  if (EVENTS.has(payload.event)) console.log(payload.event, payload.data);\n  res.sendStatus(200); \u002F\u002F answer 2xx fast; do the real work in a queue\n});\n\napp.listen(Number(process.env.PORT ?? 3000));\n",[144,139],"messages","webhook.mjs","Express 5","npm install express",[149,151,153,155,157],{"label":49,"id":50,"lang":39,"code":118,"html":150},"\u003Cpre class=\"shiki shiki-themes github-light-default github-dark-default\" style=\"background-color:#ffffff;--shiki-dark-bg:#0d1117;color:#1f2328;--shiki-dark:#e6edf3\" tabindex=\"0\">\u003Ccode>\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> url\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\"> 'https:\u002F\u002Fapi.wapito.com\u002Fv1\u002Fmessages\u002Ftext'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">;\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> options\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  method: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'POST'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">,\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  headers: {Authorization: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'Bearer wpt_YOUR_TOKEN'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">, \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'Content-Type'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'application\u002Fjson'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">},\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  body: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'{\"to\":\"+15551234567\",\"body\":\"Your order #4182 has shipped. Track it here: https:\u002F\u002Facme.example\u002Ft\u002F4182\",\"typing_time\":3}'\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">};\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">try\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> response\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> await\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\"> fetch\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(url, options);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> data\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> await\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> response.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">json\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">();\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  console.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">log\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(data);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">} \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">catch\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> (error) {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  console.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">error\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(error);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">}\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fcode>\u003C\u002Fpre>",{"label":49,"id":50,"lang":39,"code":126,"html":152},"\u003Cpre class=\"shiki shiki-themes github-light-default github-dark-default\" style=\"background-color:#ffffff;--shiki-dark-bg:#0d1117;color:#1f2328;--shiki-dark:#e6edf3\" tabindex=\"0\">\u003Ccode>\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> url\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\"> 'https:\u002F\u002Fapi.wapito.com\u002Fv1\u002Fmessages\u002Fimage'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">;\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> options\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  method: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'POST'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">,\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  headers: {Authorization: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'Bearer wpt_YOUR_TOKEN'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">, \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'Content-Type'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'application\u002Fjson'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">},\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  body: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'{\"to\":\"+15551234567\",\"media\":\"https:\u002F\u002Facme.example\u002Flabels\u002F4182.png\",\"caption\":\"Your shipping label for order #4182\"}'\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">};\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">try\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> response\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> await\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\"> fetch\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(url, options);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> data\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> await\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> response.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">json\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">();\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  console.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">log\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(data);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">} \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">catch\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> (error) {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  console.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">error\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(error);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">}\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fcode>\u003C\u002Fpre>",{"label":49,"id":50,"lang":39,"code":133,"html":154},"\u003Cpre class=\"shiki shiki-themes github-light-default github-dark-default\" style=\"background-color:#ffffff;--shiki-dark-bg:#0d1117;color:#1f2328;--shiki-dark:#e6edf3\" tabindex=\"0\">\u003Ccode>\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> url\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\"> 'https:\u002F\u002Fapi.wapito.com\u002Fv1\u002Fmessages\u002Flink'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">;\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> options\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  method: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'POST'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">,\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  headers: {Authorization: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'Bearer wpt_YOUR_TOKEN'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">, \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'Content-Type'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'application\u002Fjson'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">},\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  body: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'{\"to\":\"+15551234567\",\"url\":\"https:\u002F\u002Facme.example\u002Ft\u002F4182\",\"title\":\"Track order #4182\",\"description\":\"Out for delivery, arriving before 18:00.\",\"image\":\"https:\u002F\u002Facme.example\u002Fog\u002Ftracking.png\",\"body\":\"Your parcel is on the van:\"}'\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">};\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">try\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> response\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> await\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\"> fetch\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(url, options);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> data\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> await\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> response.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">json\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">();\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  console.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">log\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(data);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">} \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">catch\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> (error) {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  console.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">error\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(error);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">}\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fcode>\u003C\u002Fpre>",{"label":49,"id":50,"lang":39,"code":37,"html":156},"\u003Cpre class=\"shiki shiki-themes github-light-default github-dark-default\" style=\"background-color:#ffffff;--shiki-dark-bg:#0d1117;color:#1f2328;--shiki-dark:#e6edf3\" tabindex=\"0\">\u003Ccode>\u003Cspan class=\"line\">\u003Cspan style=\"color:#6E7781;--shiki-dark:#8B949E\">\u002F\u002F Post to Channel with the Wapito WhatsApp API.\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#6E7781;--shiki-dark:#8B949E\">\u002F\u002F\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#6E7781;--shiki-dark:#8B949E\">\u002F\u002F Send to the channel id like any recipient, upload media once and reuse it, prefer link posts for traffic, and confirm from the status event.\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#6E7781;--shiki-dark:#8B949E\">\u002F\u002F\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#6E7781;--shiki-dark:#8B949E\">\u002F\u002F Run it with:\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#6E7781;--shiki-dark:#8B949E\">\u002F\u002F   export WAPITO_TOKEN=\"wpt_...\"\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#6E7781;--shiki-dark:#8B949E\">\u002F\u002F   node post-to-channel.mjs\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> BASE_URL\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\"> 'https:\u002F\u002Fapi.wapito.com\u002Fv1'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">;\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> TOKEN\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> process.env.\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\">WAPITO_TOKEN\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">;\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#6E7781;--shiki-dark:#8B949E\">\u002F\u002F --- Publish a text post ---\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">{\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> url\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> BASE_URL\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> +\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\"> '\u002Fmessages\u002Ftext'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">;\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> options\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    method: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'POST'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">,\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    headers: {Authorization: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'Bearer '\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> +\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> TOKEN\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">, \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'Content-Type'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'application\u002Fjson'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">},\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    body: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'{\"to\":\"+15551234567\",\"body\":\"Your order #4182 has shipped. Track it here: https:\u002F\u002Facme.example\u002Ft\u002F4182\",\"typing_time\":3}'\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  };\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  try\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">    const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> response\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> await\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\"> fetch\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(url, options);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">    const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> data\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> await\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> response.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">json\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">();\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    console.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">log\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(data);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  } \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">catch\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> (error) {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    console.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">error\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(error);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  }\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">}\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#6E7781;--shiki-dark:#8B949E\">\u002F\u002F --- Post an image with a caption ---\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">{\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> url\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> BASE_URL\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> +\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\"> '\u002Fmessages\u002Fimage'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">;\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> options\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    method: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'POST'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">,\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    headers: {Authorization: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'Bearer '\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> +\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> TOKEN\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">, \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'Content-Type'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'application\u002Fjson'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">},\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    body: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'{\"to\":\"+15551234567\",\"media\":\"https:\u002F\u002Facme.example\u002Flabels\u002F4182.png\",\"caption\":\"Your shipping label for order #4182\"}'\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  };\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  try\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">    const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> response\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> await\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\"> fetch\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(url, options);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">    const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> data\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> await\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> response.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">json\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">();\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    console.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">log\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(data);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  } \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">catch\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> (error) {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    console.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">error\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(error);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  }\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">}\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#6E7781;--shiki-dark:#8B949E\">\u002F\u002F --- Share a link with a preview ---\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">{\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> url\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> BASE_URL\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> +\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\"> '\u002Fmessages\u002Flink'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">;\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> options\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    method: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'POST'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">,\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    headers: {Authorization: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'Bearer '\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> +\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> TOKEN\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">, \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'Content-Type'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'application\u002Fjson'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">},\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    body: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'{\"to\":\"+15551234567\",\"url\":\"https:\u002F\u002Facme.example\u002Ft\u002F4182\",\"title\":\"Track order #4182\",\"description\":\"Out for delivery, arriving before 18:00.\",\"image\":\"https:\u002F\u002Facme.example\u002Fog\u002Ftracking.png\",\"body\":\"Your parcel is on the van:\"}'\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  };\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  try\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">    const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> response\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> await\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\"> fetch\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(url, options);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">    const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> data\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> await\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> response.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">json\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">();\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    console.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">log\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(data);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  } \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">catch\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> (error) {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">    console.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">error\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(error);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  }\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">}\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\u003C\u002Fcode>\u003C\u002Fpre>",{"label":146,"id":50,"lang":39,"code":142,"html":158},"\u003Cpre class=\"shiki shiki-themes github-light-default github-dark-default\" style=\"background-color:#ffffff;--shiki-dark-bg:#0d1117;color:#1f2328;--shiki-dark:#e6edf3\" tabindex=\"0\">\u003Ccode>\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">import\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> crypto \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">from\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\"> 'node:crypto'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">;\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">import\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> express \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">from\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\"> 'express'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">;\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> app\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\"> express\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">();\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> SECRET\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> process.env.\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\">WAPITO_WEBHOOK_SECRET\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">;\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> EVENTS\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> new\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\"> Set\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">([\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'messages'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">, \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'messages.status'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">]);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#6E7781;--shiki-dark:#8B949E\">\u002F** Checks the X-Wapito-Signature header: t=<ms>,v1=<hex hmac-sha256>. *\u002F\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">function\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\"> verify\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(\u003C\u002Fspan>\u003Cspan style=\"color:#953800;--shiki-dark:#FFA657\">raw\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">, \u003C\u002Fspan>\u003Cspan style=\"color:#953800;--shiki-dark:#FFA657\">header\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">) {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  if\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> (\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">!\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">header) \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">return\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> false\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">;\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> parts\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> Object.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">fromEntries\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(header.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">split\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">','\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">).\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">map\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">((\u003C\u002Fspan>\u003Cspan style=\"color:#953800;--shiki-dark:#FFA657\">p\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">) \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">=>\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> p.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">split\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'='\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">)));\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  if\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> (\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">!\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">parts.t \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">||\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> !\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">parts.v1) \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">return\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> false\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">;\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  if\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> (Math.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">abs\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(Date.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">now\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">() \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">-\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\"> Number\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(parts.t)) \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">>\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> 300_000\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">) \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">return\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> false\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">; \u003C\u002Fspan>\u003Cspan style=\"color:#6E7781;--shiki-dark:#8B949E\">\u002F\u002F 5 minute clock skew\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> expected\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> crypto.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">createHmac\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'sha256'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">, \u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\">SECRET\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">).\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">update\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">`${\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">parts\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">.\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">t\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">}.`\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">).\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">update\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(raw).\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">digest\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'hex'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> a\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> Buffer.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">from\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(expected, \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'hex'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> b\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> Buffer.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">from\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(parts.v1, \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'hex'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  return\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> a.\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\">length\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> ===\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> b.\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\">length\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> &&\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> crypto.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">timingSafeEqual\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(a, b);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">}\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">app.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">post\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'\u002Fwapito'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">, express.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">raw\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">({ type: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'application\u002Fjson'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> }), (\u003C\u002Fspan>\u003Cspan style=\"color:#953800;--shiki-dark:#FFA657\">req\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">, \u003C\u002Fspan>\u003Cspan style=\"color:#953800;--shiki-dark:#FFA657\">res\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">) \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">=>\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> {\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  if\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> (\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">!\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">verify\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(req.body, req.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">get\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'X-Wapito-Signature'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">))) \u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">return\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> res.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">sendStatus\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\">401\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  const\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> payload\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> =\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> JSON\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">parse\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(req.body.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">toString\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(\u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'utf8'\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">));\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\">  if\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\"> (\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\">EVENTS\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">has\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(payload.event)) console.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">log\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(payload.event, payload.data);\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">  res.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">sendStatus\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\">200\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">); \u003C\u002Fspan>\u003Cspan style=\"color:#6E7781;--shiki-dark:#8B949E\">\u002F\u002F answer 2xx fast; do the real work in a queue\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">});\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">app.\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">listen\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(\u003C\u002Fspan>\u003Cspan style=\"color:#8250DF;--shiki-dark:#D2A8FF\">Number\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">(process.env.\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\">PORT\u003C\u002Fspan>\u003Cspan style=\"color:#CF222E;--shiki-dark:#FF7B72\"> ??\u003C\u002Fspan>\u003Cspan style=\"color:#0550AE;--shiki-dark:#79C0FF\"> 3000\u003C\u002Fspan>\u003Cspan style=\"color:#1F2328;--shiki-dark:#E6EDF3\">));\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\u003C\u002Fcode>\u003C\u002Fpre>",1790464902483]