The move action moves virtual machine disks to a different storage domain. The destination storage domain is specified via a storage_domain reference to either a name or an id.
Example 14.18. Action to move virtual machine disks to a different storage domain
POST /rhevm-api/vms/082c794b-771f-452f-83c9-b2b5a19c0399/move HTTP/1.1
Content-type: application/xml
<action>
<storage_domain>
<name>images2</name>
</storage_domain>
</action>