toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (disabledPolicy != null) 'disabledPolicy': disabledPolicy!,
if (fieldId != null) 'fieldId': fieldId!,
if (id != null) 'id': id!,
if (updateMask != null) 'updateMask': updateMask!,
};