toMap method
Implementation
Map<String, dynamic> toMap() => {
"id": id,
"name": name,
"code": code,
"active": active,
"free_shipping": freeShipping,
"allows_pod": allowsPod,
"base_cost": baseCost,
"handling_cost": handlingCost,
"cost_per_metric": costPerMetric,
"cost_metric": costMetric,
"duration_min": durationMin,
"duration_max": durationMax,
"duration_metric": durationMetric,
};