toJson method
Implementation
@override
Map<String, dynamic> toJson() {
final json = super.toJson();
addWhenNotNull(json, "clear_flag", clearFlag?.value);
addWhenNotNull(json, "domain", domain);
addWhenNotNull(json, "email_hash", emailHash);
addWhenNotNull(json, "message_key", messageKey);
addWhenNotNull(json, "set_flag", setFlag?.value);
addWhenNotNull(json, "transfer_rate", transferRate);
addWhenNotNull(json, "tick_size", tickSize);
addWhenNotNull(json, "nftoken_minter", neftTokenMinter);
return json;
}