"TestSliceApp" "Hello blank fragment" "Request Network" "Release Network" "Ping" "Result:" "Prioritize Latency" "Prioritize Bandwidth" "CBS" "Purchase Network Premium" "Result: The requested network is available now!" "Result: The network has been requested!" "Result: The network has been released!" "Result: Failed to release the network!!!" "Result: Exception when purchasing network premium!!!" "Result: Got empty result when purchasing network premium!!!" "Result: The network premium is not available for purchase!!!" "Result: The network premium purchase is in progress ..."