Are you sure? Check

{"children":[{"type":"paragraph","children":[{"text":"When filling out information on the mobile (such as a tree survey in my case) it is possible to click the back button (generic android button) and lose all the information that was typed in. This is frustrating and means the survey has to be filled back in. If information has been input, there should be a check prompt such as \"are you sure you want to go back? You will lose your data\" or whatever when the back button is pressed"}]}]}