Parameters Parameter Description --token your application's API token (required) --user your user/group key (or that of your target user), visible when logging into our control panel; often referred to as USER_KEY in our documentation and code samples (required) --message your message (required) --html set 1 to activate HTML parsing --priority a value of -2, -1, 0 (default), 1, or 2 --timestamp a Unix timestamp of one hour to display instead of when our API received it --title the title of your message, otherwise the name of your application will be used --url a supplementary URL to display with your message --url_title a title for the URL specified as the url parameter, otherwise only the URL is displayed --device the name of one of your devices to send only to that device instead of all devices --attachment an attached image to send with the message. You must put the path to the image, followed by the image name and the image format, separated by '|' , for example : '/home/alejandro/Documentos/pushover/icono.jpg|icono.jpg|jpeg'. --sound the name of a supported sound to override its default sound choice