HDL to upload approval delegation

Summary:

Is there a HDL to upload or data migrate Approval delegation data? We are migrating our Time and Labour Module and Absence module to Oracle HCM shortly. Since awe are a considerably large organisation, there are many Managers who have set up Role and Approval delegation in the current HR Application. In order to avoid making the managers perform this activity again in the new world, we are looking at options to extract all the existing approval delegation data from the current system (non Oracle based application) and upload it into Oracle HCM. We understand that there is a HDL