/// <summary>
/// Create a new save state.
/// </summary>
/// <param name="state">The state data to be saved.</param>
/// <param name="onSuccess">Action called if operation was successful. Optional.</param>
/// <param name="onFailure">Action called if operation failed to complete. Optional.</param>
public void Save(string state, Action onSuccess = null, Action <string> onFailure = null)
{
Check.Argument.IsStrNotNullOrEmpty(state, "state", "State to save can't be null or empty");
getSocialImpl.Save(state, onSuccess, onFailure);
}