Transaction

{
    "id": 0,
    "from_user": {
        "id": 0,
        "username": "string"
    },
    "to_user": {
        "id": 0,
        "username": "string"
    },
    "amount": 0,
    "description": "string",
    "type": "string",
    "created_at": "string",
    "updated_at": "string"
}