Retrieve a single email

curl 'https://api.resend.com/emails/string' \
  -H 'Authorization: Bearer <TOKEN>'

{
  "object": "email",
  "id": "4ef9a417-02e9-4d39-ad75-9611e0fcc33c",
  "message_id": "<202301010000.4ef9a417@email.example.com>",
  "to": [
    "delivered@resend.dev"
  ],
  "from": "Acme <onboarding@resend.dev>",
  "created_at": "2023-04-03 22:13:42.674981+00",
  "subject": "Hello World",
  "html": "Congrats on sending your <strong>first email</strong>!",
  "text": "string",
  "bcc": [
    "string"
  ],
  "cc": [
    "string"
  ],
  "reply_to": [
    "string"
  ],
  "last_event": "delivered"
}