public virtual AddPersistedFaceResult AddFaceToFaceList(string faceListId, string imageUrl, string userData = null, Rectangle targetFace = null) { return(PolicyService.ExecuteRetryAndCapture400Errors( "FaceService.AddFaceToFaceList", ApiKeys.FaceRetryInSeconds, () => { var result = FaceRepository.AddFaceToFaceList(faceListId, imageUrl, userData, targetFace); return result; }, null)); }