toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (excludeChats != null) 'excludeChats': excludeChats!,
if (from != null) 'from': from!,
if (hasAttachment != null) 'hasAttachment': hasAttachment!,
if (negatedQuery != null) 'negatedQuery': negatedQuery!,
if (query != null) 'query': query!,
if (size != null) 'size': size!,
if (sizeComparison != null) 'sizeComparison': sizeComparison!,
if (subject != null) 'subject': subject!,
if (to != null) 'to': to!,
};