How to create new queue which is copy of old queue.
Please find below post for more details
How to move queue content from one queue to another - Help / Orchestrator - UiPath Community Forum
how to use upload option in the queue option in orchestrator manager. what are input info required
Please look into the “Upload Queue Items” operation explained in Orchestrator Manager’s documentation “Orchestrator Manager Manual.pdf”
Also, please note that only “new” queue items can be created, the Orchestrator API does not allow the creation/migration of queue items with different status.