Oracle Enterprise Performance Management Cloud customers or partners can request a temporary loaner environment

Create the service request against the appropriate Service Type; for example, PBCS or FCCS. Be sure to select either Application or Application Setup and Migration as the Problem Type to ensure that the service request is routed correctly to product support. 

Do not select Hosting Services as the problem type.

Below link for more details

https://docs.oracle.com/en/cloud/saas/enterprise-performance-management-common/tsepm/op_procs_loaner_envs.html