Get current asset order IDs given an account ID in reverse block height order.
Request:requestType is either getAccountCurrentBidOrderIdsaccount is the account ID
asset is an asset ID filter (optional)
firstIndex is a zero-based index to the first order ID to retrieve (optional)
lastIndex is a zero-based index to the last order ID to retrieve (optional)
Response:
(A) bidOrderIds is the array of order IDs
(N) requestProcessingTime is the API request processing time (in millisec)