curl https://api.expys.com/v1/conversations/<id>/messages \
  -H "Authorization: Bearer YOUR_MEMBER_TOKEN"

{
  "messages": [
    {
      "authorID": "<string>",
      "body": "<string>",
      "createdAt": "<string>",
      "id": "<string>",
      "type": "<string>"
    }
  ],
  "nextCursor": "<string>"
}