| `apikey` | text | Your private-key to access the Pushsafer [Message API](https://www.pushsafer.com/pushapi). **mandatory** |
| `user` | text | Your username or email address to validate against the Pushsafer Message API. **mandatory** |
| `device` | text | Your device or group id to which device(s) you want to push notifications. **mandatory** |
| `title` | text | The default title of a message (default: `"openHAB"`). |
| `format` | text | The default format (`"none"`, `"HTML"` or `"monospace"`) of a message (default: `none`). |
| `sound` | text | The default notification sound on target device (default: `1`) (see [supported notification sounds](https://www.pushsafer.com/pushapi#api-sound)). |
| `vibration` | text | How often the device should vibrate. empty=device default or a number 1-3. |
| `icon` | text | The default notification icon on target device (default: `1`) (see [supported notification icons](https://www.pushsafer.com/pushapi#api-icon)). |
| `color` | text | The color (hexadecimal) of notification icon (e.g. #FF0000). |
| `url` | text | URL or [URL Scheme](https://www.pushsafer.com/url_schemes) send with notification. |
| `urlTitle` | text | Title of URL. |
| `retry` | integer | The retry parameter specifies how often (in seconds) the Pushsafer servers will send the same notification to the user (default: `300`). **advanced** |
| `expire` | integer | The expire parameter specifies how long (in seconds) your notification will continue to be retried (default: `3600`). **advanced** |
| `confirm` | integer | Integer 10-10800 (10s steps) Time in seconds after which a message should be sent again before it is confirmed. (default: `0`). **advanced** |
| `time2live` | integer | Time in minutes, after a message automatically gets purged (default: `0`). **advanced** |
-`sendPushsaferAttachmentMessage(String message, @Nullable String title, String attachment, @Nullable String contentType, @Nullable String authentication)` - This method is used to send a message with an image attachment. It takes a local path or URL to the image attachment (parameter `attachment`**mandatory**), an optional `contentType` to define the content-type of the attachment (default: `"jpeg"`, possible values: `"jpeg"`, `"png"`, `"gif"`) and an optional `authentication` for the given URL to define the credentials to authenticate a user if needed (default: `""`, example: `"user:password"`).
-`sendPushsaferURLMessage(String message, @Nullable String title, String url, @Nullable String urlTitle)` - This method is used to send a message with an URL. A supplementary `url` to show with the message and a `urlTitle` for the URL, otherwise just the URL is shown.
-`sendPushsaferPriorityMessage(String message, @Nullable String title, @Nullable Integer priority)` - This method is used to send a priority message. Parameter `priority` is the priority (`-2`, `-1`, `0`, `1`, `2`) to be used (default: `2`).