SignInResponse

{
    "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...",
    "user": {
        "id": 1,
        "account": "admin",
        "email": "admin@example.com",
        "roles": [
            "admin",
            "user"
        ]
    }
}