{
  "error": {
    "code": "INTERNAL_SERVER_ERROR",
    "message": "An unexpected error occurred while processing your request",
    "details": "Database connection timeout after 30 seconds",
    "timestamp": "2024-01-20T12:00:00Z",
    "requestId": "req_abc123def456",
    "support": {
      "contact": "support@example.com",
      "documentation": "https://docs.example.com/errors/500"
    }
  },
  "meta": {
    "version": "1.0",
    "environment": "development",
    "source": "mock-server"
  }
}