onEditWebhook Google Sheets App Script: send Google Sheet's updated row data to Node.js endpoint

onEditWebhook.gs

const ngrokURL = 'NGROK_URL_HERE'

// 'kinesis': sends data to be stored in kinesis, which emits a message
// 'db': sends data to be stored in PostgreSQL, whose trigger emits a message
const endpoint = 'kinesis'

const url = `${ngrokURL}/api/polls/${endpoint}`

/*
  On row edit (either by human entry or by timed trigger), get data and send to endpoint
*/
function atEdit(editedData, isProgrammatic) {
  let rowData, range, sheet, updatedRow, updatedColumn, newValue
  if (!isProgrammatic) {
    range = editedData.range
    sheet = range.getSheet()
    updatedRow = range.getRow()
    updatedColumn = range.getColumn()
    newValue = range.getValue()
    rowData = sheet.getRange(updatedRow, 1, 1, sheet.getLastColumn()).getValues()
    console.log('Human-Entered rowData: ', rowData)
  } else {
    rowData = editedData
    console.log('Programmatic rowData: ', rowData)
  }

  // rowData: [ [ 20, 'Christie', 2 ] ]
  const dataForKinesis = rowData.map((arrRow) => {
    return {
      id: arrRow[0],
      name: arrRow[1],
      value: arrRow[2]
    }
  })

  const options = {
    method: 'post',
    contentType: 'application/json',
    payload: JSON.stringify(dataForKinesis),
    headers: {
        'ngrok-skip-browser-warning': 'true'
    }
  }
  
  try {
    const response = UrlFetchApp.fetch(url, options)
    console.log('Fetch Success: ', response.getContentText())
  } catch (error) {
    console.log('Fetch Error: ', error)
  }
}