Use this code to create contacts upon scanning a dynamic QR code.

add_contacts_to_Openscreen.js

// Initiate the Openscreen node SDK and include the project ID that you received using the Openscreen dashboard 
const { Openscreen } = require("@openscreen/sdk");
require('dotenv').config();
const os = new Openscreen().config({key: process.env.OS_API_KEY, secret: process.env.OS_API_SECRET});
const projectId = 'xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx';

async function main(){

  // Create a new contact 
  const create_contact_by_project_id = await os.project(projectId).contacts().create({
    firstName: "Brian", 
    lastName: "Smith",      
    emailAddress: "bsmith@test.com", 
    cellPhone: "+11234567890",
    mailingAddress: {
        address: "123 Street",
        city: "Toronto",
        provinceOrState: "ON",
        country: "Canada",
        postalOrZip: "A1B2C3"
    },
    customAttributes: {
      campaign: "Toronto June listings"
    }
    consent: [{
          url: ["https://sidewalkqr.com/terms-and-conditions", "abc.com/terms-and-conditions"], 
          consentedAt: "2021-06-20 08:03:00.0", 
          consentStatus: "ACCEPTED", 
          consentType: "SMS",
          projectId: projectId,
    },
    {
          url: ["https://sidewalkqr.com/terms-and-conditions", "abc.com/terms-and-conditions"], 
          consentedAt: "2021-06-20 08:03:00.0", 
          consentStatus: "DECLINED", 
          consentType: "CUSTOM",
          projectId: projectId,
    }]
  })
  
  // View the new contact that you have created 
  console.log('Contact:', JSON.stringify(contact, '',2));
}

main().catch((err) => {
  console.error(err);
});