Get message by ID

Example response

{
  "message": {
    "id": "jd7x2k3m4n5p6q7r8s9t0",
    "to": "+56912345678",
    "from": "+13125551212",
    "senderId": "sender_12345",
    "content": {
      "mediaUrl": "https://example.com/image.jpg",
      "mimeType": "image/jpeg",
      "filename": "invoice.pdf",
      "ctaDisplayText": "See Dates",
      "ctaUrl": "https://example.com/schedule",
      "footerText": "Dates subject to change.",
      "templateVariables": {
        "1": "John",
        "2": "ORD-12345"
      },
      "templateButtonVariables": {
        "0": "abc-report-token"
      },
      "templateHeaderVariables": {
        "1": "Jorge y Laura"
      }
    },
    "conversationId": "js723987cyghwqxxaxcf590qd18axd95"
  }
}