BasePlan constructor
      
      BasePlan({ 
    
    
- AutoRenewingBasePlanType? autoRenewingBasePlanType,
 - String? basePlanId,
 - InstallmentsBasePlanType? installmentsBasePlanType,
 - List<
OfferTag> ? offerTags, - OtherRegionsBasePlanConfig? otherRegionsConfig,
 - PrepaidBasePlanType? prepaidBasePlanType,
 - List<
RegionalBasePlanConfig> ? regionalConfigs, - String? state,
 
Implementation
BasePlan({
  this.autoRenewingBasePlanType,
  this.basePlanId,
  this.installmentsBasePlanType,
  this.offerTags,
  this.otherRegionsConfig,
  this.prepaidBasePlanType,
  this.regionalConfigs,
  this.state,
});