Changes to Get customer by reference, externalRef, or email

added SdkUsagePeriodDto to the purchases/items/usage response property allOf list for the response status 200

removed UsageBillingDto from the purchases/items/usage response property allOf list for the response status 200

the response property purchases/items/productName became optional for the status 200

the purchases/items/planSnapshot response's property type changed from object to no type for status 200

added the optional property purchases/items/autoRenew to the response with the 200 status

added the optional property purchases/items/billingCycle to the response with the 200 status

added the optional property purchases/items/customerEmail to the response with the 200 status

added the optional property purchases/items/metadata to the response with the 200 status

added the optional property purchases/items/nextBillingDate to the response with the 200 status

added the optional property purchases/items/origin to the response with the 200 status

added the optional property purchases/items/paidAt to the response with the 200 status

added the optional property purchases/items/requiresPayment to the response with the 200 status

added the optional property purchases/items/usage to the response with the 200 status

added SdkPlanSnapshotDto to the purchases/items/planSnapshot response property allOf list for the response status 200

added the required property purchases/items/createdAt to the response with the 200 status

added the required property purchases/items/customerRef to the response with the 200 status

added the required property purchases/items/isRecurring to the response with the 200 status

the response's body type changed from object to no type for status 400

the response's body type changed from object to no type for status 404

the response's body type changed from no type to object for status 400

the response's body type changed from no type to object for status 404

removed the optional property purchases/items/productReference from the response with the 200 status

added the optional property purchases/items/planRef to the response with the 200 status

added the optional property purchases/items/productRef to the response with the 200 status

removed the optional property purchases/items/planRef from the response with the 200 status

removed the optional property purchases/items/productRef from the response with the 200 status

added the optional property purchases/items/productReference to the response with the 200 status

added the optional property purchases/items/planRef to the response with the 200 status

removed the optional property purchases/items/productReference from the response with the 200 status

added the optional property purchases/items/exchangeRate to the response with the 200 status

added the optional property purchases/items/originalAmount to the response with the 200 status

added the optional property purchases/items/productRef to the response with the 200 status

removed the required property purchases/items/planName from the response with the 200 status

added the optional property purchases/items/planSnapshot to the response with the 200 status

added the required property purchases/items/productName to the response with the 200 status

endpoint added