[CallKit] CXEndCallAction - [0] (null) "NSDebugDescription" : "connection to service on pid XXXX named com.apple.callkit.callcontrollerhost"

let action = CXEndCallAction(call: uuid)
let transaction = CXTransaction(action: action)
callController.request(transaction) { error in
  if let error = error {
    print(error)
  }
}

[0]	(null)	"NSDebugDescription" : "connection to service on pid 5664 named com.apple.callkit.callcontrollerhost"