Access Asset Description in writeback outbound integration

Summary:

Hi,

I have created a writeback outbound integration to write data from the OEP_CPX cube to a table in the On premise database with the help of EPM Integration Agent. However, I do not see a way to copy the asset description which is stored  under the "Default Alias Table" and loaded as a metadata. We specifically need this value on high priority but currently don't see an option to map it on the EPM source side and hence cannot take it as an output. Is there a lack in functionality here or is there a possible way to access the