MessageSearchResult(MessageSearchResult)

{
    "message_id": 0,
    "conversation_id": 0,
    "sender_id": "3194e023-c19f-4a42-9172-9e18d68e3a3a",
    "content": "string",
    "content_type": "string",
    "created_at": "2019-08-24T14:15:22.123Z",
    "relevance_score": 0
}