Made some fields nullable in UpdatedProduct.SubscriptionSettings

Author: Vasily Karyaev

src/main/kotlin/com/ecwid/apiclient/v3/dto/product/request/UpdatedProduct.kt

@@ -65,10 +65,10 @@ data class UpdatedProduct(
 	)
 
 	data class SubscriptionSettings(
-		val subscriptionAllowed: Boolean = false,
-		val oneTimePurchaseAllowed: Boolean = false,
+		val subscriptionAllowed: Boolean? = null,
+		val oneTimePurchaseAllowed: Boolean? = null,
+		val recurringChargeSettings: List<RecurringChargeSettings>? = null,
 		val oneTimePurchasePrice: Double? = null,
-		val recurringChargeSettings: List<RecurringChargeSettings> = emptyList()
 	)
 
 	data class RecurringChargeSettings(

src/test/kotlin/com/ecwid/apiclient/v3/rule/NonnullPropertyRules.kt

@@ -51,9 +51,6 @@ val nonnullPropertyRules: List<NonnullPropertyRule<*, *>> = listOf(
 	IgnoreNonnull(UpdatedProduct.ProductOptionChoice::text),
 	IgnoreNonnull(UpdatedProduct.RecurringChargeSettings::recurringInterval),
 	IgnoreNonnull(UpdatedProduct.RecurringChargeSettings::recurringIntervalCount),
-	IgnoreNonnull(UpdatedProduct.SubscriptionSettings::oneTimePurchaseAllowed),
-	IgnoreNonnull(UpdatedProduct.SubscriptionSettings::recurringChargeSettings),
-	IgnoreNonnull(UpdatedProduct.SubscriptionSettings::subscriptionAllowed),
 	IgnoreNonnull(UpdatedProduct.TaxInfo::enabledManualTaxes),
 	IgnoreNonnull(UpdatedProduct.TaxInfo::taxable),
 	IgnoreNonnull(UpdatedProduct.WholesalePrice::price),