toJson method
Implementation
Map<String, dynamic> toJson() {
final json = <String, dynamic>{};
json[r'kt'] = this.kt;
json[r'kmPerHour'] = this.kmPerHour;
json[r'miPerHour'] = this.miPerHour;
json[r'meterPerSecond'] = this.meterPerSecond;
return json;
}