curl --request POST \
  --url https://api.voyant.travel/email/v1/messages \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "from": "noreply@updates.example.com",
  "to": [
    "jsmith@example.com"
  ],
  "subject": "<string>",
  "cc": [
    "jsmith@example.com"
  ],
  "bcc": [
    "jsmith@example.com"
  ],
  "replyTo": [
    "jsmith@example.com"
  ],
  "html": "<string>",
  "text": "<string>",
  "attachments": [
    {
      "filename": "<string>",
      "content": "<string>",
      "path": "<string>",
      "contentType": "<string>",
      "contentId": "<string>"
    }
  ]
}
'

{
  "data": {
    "id": "<string>",
    "organizationId": "<string>",
    "fromAddress": "<string>",
    "toAddresses": [
      "<string>"
    ],
    "subject": "<string>",
    "createdAt": "2023-11-07T05:31:56Z",
    "updatedAt": "2023-11-07T05:31:56Z",
    "ccAddresses": [
      "<string>"
    ],
    "bccAddresses": [
      "<string>"
    ],
    "replyTo": [
      "<string>"
    ],
    "openCount": 123,
    "clickCount": 123,
    "providerEmailId": "<string>",
    "providerStatus": "<string>",
    "errorMessage": "<string>",
    "sentAt": "2023-11-07T05:31:56Z",
    "deliveredAt": "2023-11-07T05:31:56Z",
    "lastEventAt": "2023-11-07T05:31:56Z"
  }
}