Send email with node mailer using node.js

Enviroment variables

FROMEMAIL

example: ex@domain.com

ORIGIN, origin of client web app

example: https://www.example.com

SENDTO, the admin or anyone who receive the email

example: ex@domain.com

authorized host and email

SMTP

example: smtp.zoho.com

USER_EMAIL

example: example.yourdomain.com

USER_PASSWORD

example: #########