toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (annotations != null) 'annotations': annotations!,
if (content != null) 'content': content!,
if (digest != null) 'digest': digest!,
if (downloadLocation != null) 'downloadLocation': downloadLocation!,
if (mediaType != null) 'mediaType': mediaType!,
if (name != null) 'name': name!,
if (uri != null) 'uri': uri!,
};