@os-team/sendgrid-mailer 
The wrapper of the @sendgrid/mail which allows to set the shared mail data.
Usage
Step 1. Install the package
Install the package using the following command:
yarn add @os-team/sendgrid-mailer
Step 2. Create an instance of SendGridMailer
The shared mail data will be used when sending each email.
const mailer = new SendGridMailer({
apiKey: process.env.SENDGRID_API_KEY,
from: 'Company <mg@m.domain.com>',
replyTo: 'support@domain.com',
});Step 3. Send an email
await mailer.send({
to: 'user@domain.com',
subject: 'Subject',
text: 'Message',
});See about sending emails in the SendGrid documentation.