toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (claimAppearances != null) 'claimAppearances': claimAppearances!,
if (claimAuthor != null) 'claimAuthor': claimAuthor!,
if (claimDate != null) 'claimDate': claimDate!,
if (claimFirstAppearance != null)
'claimFirstAppearance': claimFirstAppearance!,
if (claimLocation != null) 'claimLocation': claimLocation!,
if (claimReviewed != null) 'claimReviewed': claimReviewed!,
if (rating != null) 'rating': rating!,
if (url != null) 'url': url!,
};