toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (code != null) 'code': code!,
if (details != null) 'details': details!,
if (message != null) 'message': message!,
if (metadata != null) 'metadata': metadata!,
if (reason != null) 'reason': reason!,
if (status != null) 'status': status!,
};