update_api.json describes the update check api that Clover loads periodically. api_version Version of this api, always 1. check_interval the interval of loading the file, overrides the default interval of 5 days if set. messages array of messages type: type of the message, only "update" is supported code: code of the new version. if this is higher than the code of the calling app then the message will be processed. date: ISO8601 date, parsed but not used for now. message_html: message shown to the user, parsed with Html.fromHtml() apk: set of apks for each flavor. each key is only parsed if it equals to the flavor name that the app is compiled for. url: url of the apk file to download and install.