generatePDF.js

function generatePDF(ssID, sheetId, fileName) {
  // Base URL
  const url = 'https://docs.google.com/spreadsheets/d/SS_ID/export?'.replace('SS_ID', ssID);

  var rangeParam = '&r1=0' + '&r2=82' + '&c1=0' + '&c2=11'

  const exportOptions =
    'exportFormat=pdf&format=pdf' + // export as pdf / csv / xls / xlsx
    '&size=A4' + // paper size legal / letter / A4
    '&portrait=true' + // orientation, false for landscape
    //'&fitw=true' + // fit to page width, false for actual size
    '&sheetnames=false&printtitle=false' + // hide optional headers and footers
    '&pagenumbers=false&gridlines=false' + // hide page numbers and gridlines
    '&scale=3' + // 1 = Normal 100% -- 2 = Fit to width -- 3 = Fit to height -- 4 = Fit to Page
    '&fzr=false' + // do not repeat row headers (frozen rows) on each page
    `&gid=${sheetId}` + // the sheet's Id
    '&page=1' +
    // '&range=A1:L70';
    rangeParam; // range

  const token = ScriptApp.getOAuthToken();

  // Convert individual worksheets to PDF
  const response = UrlFetchApp.fetch(url + exportOptions, {
    headers: {
      Authorization: `Bearer ${token}`,
    },
  });

  // convert the response to a blob and store in our array
  return response.getBlob().setName(`${fileName}.pdf`);
}

sendToBeSign.js

function sendToBeSignInSandbox() { 
  sendToBeSign(true)
} 
function sendToBeSign(teste=false) { 
  const ss = SpreadsheetApp.getActiveSpreadsheet();
  const spreadsheetId = ss.getId()
  const sheet = ss.getActiveSheet()
  const sheetId = sheet.getSheetId()
  const emails = sheet.getRange("A91:C100").getValues();
  const signers = emails.filter((item)=>{
    return !!item[2]
  }).map(item=>(
    {
      "name": item[1],
      "email": item[2],
      "action": "SIGN"
    }
  ))
  const pdfFile = generatePDF(spreadsheetId, sheetId)

  var url = "https://api.autentique.com.br/v2/graphql";

  var headers = { 'authorization': 'Bearer {tokenAutentique}' };
  var query = `mutation CreateDocumentMutation($document: DocumentInput!,$signers: [SignerInput!]!,$file: Upload!){createDocument(sandbox: ${teste ? "true" : "false"},document: $document,signers: $signers,file: $file){id name refusable sortable created_at signatures { public_id name
 email created_at action { name } link { short_link } user { id name email } } } }`;

  var variables = {
    "document": {
      "name": "DIZIMO E OFERTAS"
    },
    signers,
    "file": null
  };
  Logger.log(variables);

  var operations = {
    "query": query,
    "variables": variables,
  }

  var payload = {
    operations: JSON.stringify(operations),
    map: JSON.stringify({
      0: ["variables.file"]
    }),
    "0": pdfFile
  }
  Logger.log(payload);

  var options = {
    'method': 'POST',
    'headers': headers,
    payload,
    'muteHttpExceptions': true,
  }
  var request = UrlFetchApp.getRequest(url, options);   // (OPTIONAL) generate the request so you
  Logger.log("Request payload: " + request.payload); // can examine it (useful for debugging)
  var response = UrlFetchApp.fetch(url, options);
  Logger.log(response);
}

sendToConfirm.js

function sendToConfirm() {
  // Get the currently active spreadsheet URL (link)
  // Or use SpreadsheetApp.openByUrl("<>");
  const ss = SpreadsheetApp.getActiveSpreadsheet();
  const spreadsheetId = ss.getId()
  const sheet = ss.getActiveSheet()
  const sheetId = sheet.getSheetId()
  const pdfBlob = generatePDF(spreadsheetId, sheetId, sheet.getName())

  // Send the PDF of the spreadsheet to this email address
  const emails = sheet.getRange("A85:A88").getValues();
  const email = emails[0] || Session.getActiveUser().getEmail();
  const cc = emails.slice(1, 4).join(",");

  // Subject of email message
  const subject = `${ss.getName()} - PDF gerado para confirmação`;

  // Email Body can  be HTML too with your logo image - see ctrlq.org/html-mail
  const body = 'Confira o PDF gerado antes de enviar para assinaturas';

  if (MailApp.getRemainingDailyQuota() > 0)
    GmailApp.sendEmail(email, subject, body, {
      htmlBody: body,
      attachments: [pdfBlob],
      cc 
    });
}