/// <summary>
/// Handle task module is submit.
/// </summary>
/// <param name = "turnContext" > The turn context.</param>
/// <param name = "taskModuleRequest" >The task module invoke request value payload.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>A Task Module Response for the request.</returns>
protected override async Task <TaskModuleResponse> OnTeamsTaskModuleSubmitAsync(ITurnContext <IInvokeActivity> turnContext, TaskModuleRequest taskModuleRequest, CancellationToken cancellationToken)
{
var teamInfo = JObject.FromObject(taskModuleRequest.Data);
var teamId = (string)teamInfo.ToObject <ResponseData <string> >()?.TeamId;
var userId = (string)teamInfo.ToObject <ResponseData <string> >()?.UserId;
var token = string.Empty;
_Token.TryGetValue("Token", out token);
JoinTeamHelper.AddUserToTeam(token, teamId, userId);
await turnContext.SendActivityAsync("User added to team successfully");
return(null);
}