Get Rg.Plugin.Popup button click event to another page

I have a content page and Its have a button. when click it its shows a popup.

CustomPopup = new CustomPopup(CustomMsg, MessageHeader, ButtonOne, ButtonTwo, ConfirmButton, MessageType);
await PopupNavigation.Instance.PushAsync(CustomPopup);

My Popup is in the PopupPage. If user click ok button in the popup I need to do some actions in the content page. Is there are way to get popup value to content page. please give some suggesions. I have found some answers but not worked