[{"data":1,"prerenderedAt":150},["ShallowReactive",2],{"pseo:tutorials:follow-channels:nodejs":3,"highlight:tutorial:follow-channels:nodejs":139},{"ban_risk":4,"ban_risk_note":5,"deploy_targets":6,"errors":11,"faqs":12,"feature":23,"full_script":27,"gotchas":31,"intro_note":37,"language":38,"pitfalls":43,"prerequisites":47,"related":50,"seo":77,"siblings":96,"step_summary":103,"steps":104,"tier":132,"url":90,"webhook_receiver":133},"low","Following a handful of channels is what a normal account does. Following hundreds in a short period, or scraping a channel's entire history in a tight loop, is not, and both are easy for an abuse system to spot. Follow deliberately, page history at a human pace, and respect the publisher's terms about reusing their content.",[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",[],[13,17,20],{"a":14,"q":15,"source":16},"Only if you have its invite link, which is how private channels are shared in the first place. There is no way to discover a private channel through search, and resolving a code you were not given will simply fail. Treat a channel link like any other credential.","Can I follow a private channel?","features.json",{"a":18,"q":19,"source":16},"New posts from channels the linked number follows arrive as message events keyed to the channel id, so yes for anything published after you follow. History is a separate problem: page back through the messages endpoint once, then rely on the webhook for everything after that.","Do I get every post as a webhook?",{"a":21,"q":22,"source":16},"That is a copyright and terms question rather than an API one, and the answer depends on the publisher and your jurisdiction. Reading a public channel to trigger your own workflow is uncontroversial; republishing someone else's posts wholesale is a decision to take with your own legal advice.","Is it legal to republish what I read?",{"name":24,"slug":25,"url":26},"Follow Channels","follow-channels","\u002Fwhatsapp-api\u002Ffollow-channels\u002F",{"code":28,"filename":29,"lang":30},"\u002F\u002F Follow Channels with the Wapito WhatsApp API.\n\u002F\u002F\n\u002F\u002F Search or resolve a link, verify it is the right channel, page back through the history, then handle new posts from the webhook.\n\u002F\u002F\n\u002F\u002F Run it with:\n\u002F\u002F   export WAPITO_TOKEN=\"wpt_...\"\n\u002F\u002F   node follow-channels.mjs\n\nconst BASE_URL = 'https:\u002F\u002Fapi.wapito.com\u002Fv1';\nconst TOKEN = process.env.WAPITO_TOKEN;\n\n\u002F\u002F --- Search the directory ---\n{\n  const url = BASE_URL + '\u002Fnewsletters\u002Ffind?q=release%20notes&country=GB&count=50';\n  const options = {method: 'GET', headers: {Authorization: 'Bearer ' + TOKEN}};\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 --- Resolve an invite link ---\n{\n  const url = BASE_URL + '\u002Fnewsletters\u002Finvite\u002F0029VaAbCdEfGhIjKlMnOp';\n  const options = {method: 'GET', headers: {Authorization: 'Bearer ' + TOKEN}};\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 --- Read what has been published ---\n{\n  const url = BASE_URL + '\u002Fnewsletters\u002F120363099887766554@newsletter\u002Fmessages?count=50&offset=0';\n  const options = {method: 'GET', headers: {Authorization: 'Bearer ' + TOKEN}};\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","follow-channels.mjs","javascript",[32,33,34,35,36],"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 following a Channel and bridging its posts is a read-heavy script: a search or a link resolution, a paged history read through an async generator, and an Express route that forwards new posts by sender id. Idempotency lives in a persisted Set of processed message ids, because a restart otherwise replays the archive into whatever you bridge to.",{"family":39,"name":40,"slug":41,"url":42},"scripting","Node.js","nodejs","\u002Fwhatsapp-bot\u002Fnodejs\u002F",[44,45,46],"A Set held in memory and never written to disk is empty after a redeploy, and the bridge reposts every message it can page; write the ids to a file or a database after each batch.","Concatenating the search term into the URL string sends spaces and accents unencoded and the request fails or searches for the wrong thing; use URL and searchParams.","Paging a long history with Promise.all over cursors is impossible anyway, since each cursor comes from the previous page; the loop is inherently sequential, so write it as one.",[48,49],"npm install express (fetch is built in from Node 18)","process.env.WAPITO_TOKEN",{"language_hub":42,"operations":51,"pillar":26,"same_language_features":61},[52,55,58],{"title":53,"url":54},"GET \u002Fnewsletters\u002Ffind","\u002Fdocs\u002Fapi\u002Fnewsletters\u002Ffind-newsletters\u002F",{"title":56,"url":57},"GET \u002Fnewsletters\u002Finvite\u002F{code}","\u002Fdocs\u002Fapi\u002Fnewsletters\u002Fget-newsletter-by-invite\u002F",{"title":59,"url":60},"GET \u002Fnewsletters\u002F{id}\u002Fmessages","\u002Fdocs\u002Fapi\u002Fnewsletters\u002Flist-newsletter-messages\u002F",[62,65,68,71,74],{"title":63,"url":64},"Create Group","\u002Fwhatsapp-api\u002Fcreate-group\u002Fnodejs\u002F",{"title":66,"url":67},"Group Participants","\u002Fwhatsapp-api\u002Fgroup-participants\u002Fnodejs\u002F",{"title":69,"url":70},"Group Admins","\u002Fwhatsapp-api\u002Fgroup-admins\u002Fnodejs\u002F",{"title":72,"url":73},"Group Invite Link","\u002Fwhatsapp-api\u002Fgroup-invite-link\u002Fnodejs\u002F",{"title":75,"url":76},"Group Settings","\u002Fwhatsapp-api\u002Fgroup-settings\u002Fnodejs\u002F",{"breadcrumb":78,"canonical":91,"description":92,"h1":93,"lastmod":94,"title":95},[79,82,85,88,89],{"name":80,"url":81},"Home","\u002F",{"name":83,"url":84},"WhatsApp API","\u002Fwhatsapp-api\u002F",{"name":86,"url":87},"Channels","\u002Fwhatsapp-api\u002Fchannels\u002F",{"name":24,"url":26},{"name":40,"url":90},"\u002Fwhatsapp-api\u002Ffollow-channels\u002Fnodejs\u002F","https:\u002F\u002Fwapito.com\u002Fwhatsapp-api\u002Ffollow-channels\u002Fnodejs\u002F","How to follow 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 follow a channel in Node.js with the Wapito WhatsApp API","2026-09-16","Follow Channels in Node.js (WhatsApp API Tutorial) | Wapito",[97,100],{"title":98,"url":99},"Python","\u002Fwhatsapp-api\u002Ffollow-channels\u002Fpython\u002F",{"title":101,"url":102},"PHP","\u002Fwhatsapp-api\u002Ffollow-channels\u002Fphp\u002F","Search or resolve a link, verify it is the right channel, page back through the history, then handle new posts from the webhook.",[105,113,120,127],{"body":106,"note":107,"operationId":108,"operation_url":54,"snippet":109,"title":111,"webhook":112},"Search returns public channels matching a term. Treat the results as candidates rather than as matches: names are not unique and a lookalike channel is a real risk when you are following on a customer's behalf.","In Node.js search with a GET whose URL is built with new URL and searchParams.set('q', term) so the term is encoded; the parsed array is a list of candidates with names that are not unique. Choose with an explicit filter on the fields you trust, such as follower count or a known id, never with results[0].","findNewsletters",{"code":110,"lang":30},"const url = 'https:\u002F\u002Fapi.wapito.com\u002Fv1\u002Fnewsletters\u002Ffind?q=release%20notes&country=GB&count=50';\nconst options = {method: 'GET', headers: {Authorization: 'Bearer wpt_YOUR_TOKEN'}};\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}","Search the directory",null,{"body":114,"note":115,"operationId":116,"operation_url":57,"snippet":117,"title":119,"webhook":112},"If you already have a channel link, resolve its code to get the name, description and follower count before doing anything else. This is how you confirm you have the official channel and not an imitation.","In Node.js resolve a link with a GET on \u002Fnewsletters\u002Finvite\u002F plus encodeURIComponent(code) and compare data.name and data.followers against what the customer gave you before following. A mismatch here is the lookalike case, and refusing at this step is far cheaper than unfollowing later.","getNewsletterByInvite",{"code":118,"lang":30},"const url = 'https:\u002F\u002Fapi.wapito.com\u002Fv1\u002Fnewsletters\u002Finvite\u002F0029VaAbCdEfGhIjKlMnOp';\nconst options = {method: 'GET', headers: {Authorization: 'Bearer wpt_YOUR_TOKEN'}};\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}","Resolve an invite link",{"body":121,"note":122,"operationId":123,"operation_url":60,"snippet":124,"title":126,"webhook":112},"Page back through the channel's posts to seed your own archive or to catch up after an outage. Store the message ids so a re-run does not process the same post twice.","In Node.js page the history with an async function* that yields each message and follows the cursor; persist the processed ids with fs.promises.writeFile after each page so a crash resumes rather than restarting. Keep the newest id and page forward from it on the next run.","listNewsletterMessages",{"code":125,"lang":30},"const url = 'https:\u002F\u002Fapi.wapito.com\u002Fv1\u002Fnewsletters\u002F120363099887766554@newsletter\u002Fmessages?count=50&offset=0';\nconst options = {method: 'GET', headers: {Authorization: 'Bearer wpt_YOUR_TOKEN'}};\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}","Read what has been published",{"body":128,"note":129,"operationId":112,"operation_url":112,"snippet":112,"title":130,"webhook":131},"New posts arrive as message events from the channel id. Route them by that id so a bridge to another system knows which feed a post belongs to.","In Node.js the Express handler receives messages events whose sender is the newsletter id; a Map from id to destination decides where the post is forwarded. Send res.sendStatus(200) first and forward from a queue, because the destination system's latency must never become a webhook retry.","React to new posts","messages","t2",{"code":134,"events":135,"filename":136,"framework":137,"install":138,"lang":30},"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']);\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",[131],"webhook.mjs","Express 5","npm install express",[140,142,144,146,148],{"label":40,"id":41,"lang":30,"code":110,"html":141},"\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\u002Fnewsletters\u002Ffind?q=release%20notes&country=GB&count=50'\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\"> {method: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'GET'\u003C\u002Fspan>\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>\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":40,"id":41,"lang":30,"code":118,"html":143},"\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\u002Fnewsletters\u002Finvite\u002F0029VaAbCdEfGhIjKlMnOp'\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\"> {method: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'GET'\u003C\u002Fspan>\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>\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":40,"id":41,"lang":30,"code":125,"html":145},"\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\u002Fnewsletters\u002F120363099887766554@newsletter\u002Fmessages?count=50&offset=0'\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\"> {method: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'GET'\u003C\u002Fspan>\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>\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":40,"id":41,"lang":30,"code":28,"html":147},"\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 Follow Channels 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 Search or resolve a link, verify it is the right channel, page back through the history, then handle new posts from the webhook.\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 follow-channels.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 --- Search the directory ---\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\"> '\u002Fnewsletters\u002Ffind?q=release%20notes&country=GB&count=50'\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\"> {method: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'GET'\u003C\u002Fspan>\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>\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 --- Resolve an invite link ---\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\"> '\u002Fnewsletters\u002Finvite\u002F0029VaAbCdEfGhIjKlMnOp'\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\"> {method: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'GET'\u003C\u002Fspan>\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>\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 --- Read what has been published ---\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\"> '\u002Fnewsletters\u002F120363099887766554@newsletter\u002Fmessages?count=50&offset=0'\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\"> {method: \u003C\u002Fspan>\u003Cspan style=\"color:#0A3069;--shiki-dark:#A5D6FF\">'GET'\u003C\u002Fspan>\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>\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":137,"id":41,"lang":30,"code":134,"html":149},"\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>\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>",1790464902624]