IssueUserTokenResponse

{
    "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...",
    "jti": "8ef7dc1d-4ddb-4c55-b6f5-0dd6dc28b6b4",
    "expiresAt": "2026-03-27T08:00:00.000Z",
    "user": {
        "id": 2,
        "username": "alice",
        "email": "alice@example.com",
        "nickname": "Alice"
    }
}