Parameter transactionEventId in Sale Request is not returned in Sale Request Response

This highlighted parameter (`transactionEventId`) [docs]( https://developer.viva.com/apis-for-point-of-sale/card-terminal-apps/android-app/sale/#:~:text=%27sale%27-,transactionEventId,-The%20event%20ID) is never returned after I trigger error on sandbox environment using testing amount (€9906), I only get `TRANSACTION_DECLINED_BY_SERVER`.
