[
{
"id": 123,
"inbox_id": "<string>",
"messages": [
{
"id": 123,
"content": "<string>",
"account_id": 123,
"inbox_id": 123,
"conversation_id": 123,
"message_type": 0,
"created_at": 123,
"updated_at": 123,
"private": true,
"status": "sent",
"source_id": "<string>",
"content_type": "text",
"content_attributes": {},
"sender_type": "contact",
"sender_id": 123,
"external_source_ids": {},
"additional_attributes": {},
"processed_message_content": "<string>",
"sentiment": {},
"conversation": {},
"attachment": {},
"sender": {}
}
],
"contact": {}
}
]