Check transaction request by transaction keyget https://localhost:44303/api/transactionrequests/transactionkey/{key}Checks whether a transaction request exists for a specified transaction key.Path ParamskeystringrequiredHeadersacceptstringenumDefaults to application/jsonGenerated from available response content typesapplication/jsonapplication/xmltext/jsontext/xmlAllowed:application/jsonapplication/xmltext/jsontext/xmlResponse 200OKUpdated about 1 month ago