/// <summary>
/// Get RecipientList by ID
/// </summary>
/// <param name="listId">RecipientListID</param>
/// <param name="recId">RecipientID</param>
/// <returns>RecipientList</returns>
public async Task <RecipientList> GetRecipientListById(Guid listId)
{
return(await _repo.GetRecipientListById(listId));
}