Changes to Crear un checkout

added ErrorErrors0 to the errors response property oneOf list for the response status 400

added ErrorErrors0 to the errors response property oneOf list for the response status 422

the errors/oneOf[subschema #1 -> subschema #2] response's property type changed from object to array for status 400

the errors/oneOf[subschema #1 -> subschema #2] response's property type changed from object to array for status 422

added the new optional request property items/items/tax_category

deleted the header request parameter X-SECRET-KEY

the endpoint scheme security secretKey was added to the API

api operation id create-checkout removed and replaced with checkouts_createCheckout

added the new optional request property application_fee_amount

added the new optional request property application_fee_percent

added the new optional request property bank_transfer_memo

added the optional property application_fee_amount to the response with the 201 status

added the optional property application_fee_percent to the response with the 201 status

added the optional property bank_transfer_memo to the response with the 201 status