curl --request GET \
  --url https://openapi.enginy.ai/v1/inboxes/:contactId/messages \
  --header 'x-api-key: <api-key>'

{
  "status": "success",
  "message": "Inbox messages retrieved successfully",
  "data": {
    "contactId": 123,
    "messages": [
      {
        "id": 9001,
        "conversationId": 456,
        "senderIdentityId": 14,
        "content": "Thanks, this looks interesting. Can you send pricing?",
        "subject": "Re: Intro from Enginy",
        "type": "EMAIL",
        "isContactSender": true,
        "isAutosent": false,
        "isAudio": false,
        "isBounced": false,
        "url": null,
        "attachment": null,
        "attachmentName": null,
        "contentType": "TEXT",
        "createdAt": "2026-03-20T09:41:12.000Z",
        "updatedAt": "2026-03-20T09:41:12.000Z",
        "viewCount": 0,
        "clickCount": 0
      },
      {
        "id": 9002,
        "conversationId": 456,
        "senderIdentityId": 14,
        "content": "Yes, let me know what team size you are targeting and I will tailor the pricing recommendation.",
        "subject": "Re: Intro from Enginy",
        "type": "EMAIL",
        "isContactSender": false,
        "isAutosent": false,
        "isAudio": false,
        "isBounced": false,
        "url": null,
        "attachment": null,
        "attachmentName": null,
        "contentType": "TEXT",
        "createdAt": "2026-03-20T10:03:40.000Z",
        "updatedAt": "2026-03-20T10:03:40.000Z",
        "viewCount": 0,
        "clickCount": 0
      }
    ]
  }
}