import Inbound from 'inboundemail';

const client = new Inbound({
  apiKey: process.env['INBOUND_API_KEY'], // This is the default and can be omitted
});

const email = await client.emails.retrieve('id');

console.log(email.id);

{
  "object": "<string>",
  "id": "<string>",
  "from": "<string>",
  "to": [
    "<string>"
  ],
  "subject": "<string>",
  "status": "<string>",
  "created_at": "<string>",
  "has_attachments": true,
  "cc": [
    "<string>"
  ],
  "bcc": [
    "<string>"
  ],
  "reply_to": [
    "<string>"
  ],
  "html": "<string>",
  "text": "<string>",
  "sent_at": "<string>",
  "scheduled_at": "<string>",
  "attachments": [
    "<unknown>"
  ],
  "is_read": true,
  "thread_id": "<string>",
  "thread_position": 123,
  "headers": "<unknown>",
  "tags": [
    "<unknown>"
  ]
}