* @property string $url An HTTPS URL of a Web App to be opened with additional data as specified in Initializing Web Apps
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* @method string getUrl() An HTTPS URL of a Web App to be opened with additional data as specified in Initializing Web Apps
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* @method $this setUrl(string $url) An HTTPS URL of a Web App to be opened with additional data as specified in Initializing Web Apps
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* @method bool getAllowWritingToPm() Optional. If true, a Web App can be opened from a link pressed in a bot's message always in full size, even if the Web App is not designed to support full size layout. Ignored for inline keyboard buttons.
* @method $this setAllowWritingToPm(bool $allowWritingToPm) Optional. If true, a Web App can be opened from a link pressed in a bot's message always in full size, even if the Web App is not designed to support full size layout. Ignored for inline keyboard buttons.