pp_gui -[#black]> pp_x_service_user : get XUA Assertion activate pp_x_service_user pp_x_service_user -> cc_x_assertion_provider: CH:XUA Get-XUser Assertions with Patient Extension [UAP-ID and opt. EPR-SPID] activate cc_x_assertion_provider opt resolve it to the EPR-SPID by querying the community data stores. cc_x_assertion_provider -[#black]> cc_x_assertion_provider: transform from UAP-ID to MPI_A-PID cc_x_assertion_provider -> cc_mpi_x_ref_manager: ITI-45 PIX V3 Query [MPI_A-PID] activate cc_mpi_x_ref_manager cc_x_assertion_provider <- cc_mpi_x_ref_manager: ITI-45 PIX V3 Response [MPI_A-PID, EPR-SPID] deactivate cc_mpi_x_ref_manager end pp_x_service_user <- cc_x_assertion_provider: CH:XUA Get-XUser Assertions Response [EPR-SPID] according to CH:XUA deactivate cc_x_assertion_provider pp_gui <[#black]- pp_x_service_user deactivate pp_x_service_user