toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() {
final postalCodeRangeBegin = this.postalCodeRangeBegin;
final postalCodeRangeEnd = this.postalCodeRangeEnd;
return {
'postalCodeRangeBegin': ?postalCodeRangeBegin,
'postalCodeRangeEnd': ?postalCodeRangeEnd,
};
}