public async Task<RoomNotificationSettingsResponse> UpdateRoomNotificationSettingsAsync(string userId, string roomId, UpdateRoomNotificationSettingsRequest request)
{
string url = _baseApiAddress + $"user/{userId}/rooms/{roomId}/settings/notifications";
#if __IOS__ || __ANDROID__ || NET45
var content = new StringContent(JsonConvert.SerializeObject(request));
#endif
#if NETFX_CORE
var content = new HttpStringContent(JsonConvert.SerializeObject(request));
#endif
return await HttpClient.PutAsync<RoomNotificationSettingsResponse>(url, content);
}