Push template - zero bezel
A notification including a title, subtitle, message body, and an edge-to-edge background image which fills the notification area.
The table below shows all available properties in the respective payload for FCM (Android).
FCM
Properties
The properties below define the payload sent to FCM:
Field | Required | Key | Type | Description |
---|---|---|---|---|
Payload Version | ✅ | adb_version | string | Version of the payload assigned by the ACC authoring UI. |
Template Type | ✅ | adb_template_type | string | Informs the reader which properties may exist in the template object. Zero-bezel template uses a value of "zb". |
Title | ✅ | adb_title | string | Text shown in the notification's title. |
Color - Title | ⛔️ | adb_clr_title | string | Text color for adb_title .Represented as six character hex, e.g. 00FF00 . |
Body | ✅ | adb_body | string | Text shown in message body when notification is collapsed. |
Expanded Body | ⛔️ | adb_body_ex | string | Body of the message when the message is expanded. |
Color - Body | ⛔️ | adb_clr_body | string | Text color for adb_body , adb_body_ex .Represented as six character hex, e.g. 00FF00 . |
Sound | ⛔️ | adb_sound | string | Sound played when notification is delivered. Value should be the name of the sound file without its extension. Sound file should be located in the assets/raw directory of your app. |
Image | ⛔️ | adb_image | string | URI of an image to be shown when notification is expanded. |
Link URI | ⛔️ | adb_uri | string | URI to be handled when user clicks the notification. |
Link Type | ⛔️ | adb_a_type | string | Type of link represented in adb_uri - one of "WEBURL", "DEEPLINK", "DISMISS", or "OPENAPP".Required if adb_uri is specified. |
Icon | ⛔️ | adb_icon | string | Name of a small icon to use in the notification. Note - The value referenced by this key is not used if a valid adb_small_icon key value pair is present in the payload. |
Small Icon | ⛔️ | adb_small_icon | string | Name of a small icon to use in the notification. The app's drawable resources are checked for an image file with the provided name. |
Color - Small Icon | ⛔️ | adb_clr_icon | string | Color for the notification's small icon. Represented as six character hex, e.g. 00FF00 . |
Channel ID | ⛔️ | adb_channel_id | string | The notification's channel id (new in Android O). The app must create a channel with this channel ID before any notification with this channel ID is received. If you don't send this channel ID in the request, or if the channel ID provided has not yet been created by the app, FCM uses the channel ID specified in the app manifest. If not provided in payload, SDK uses a "default" channel ID of value "General Notifications". If < API 26 (Android O), this value is ignored. |
Badge Count | ⛔️ | adb_n_count | string | Value to be used on app's badge. |
Priority | ⛔️ | adb_n_priority | string | Designates the notification priority for Android - importance for API >= 26 (Android 8.0) or priority for API < 26. |
Tag | ⛔️ | adb_tag | string | Identifier used to replace existing notifications in the notification drawer. If not specified, each request creates a new notification. If specified and a notification with the same tag is already being shown, the new notification replaces the existing one in the notification drawer. |
Sticky | ⛔️ | adb_sticky | string | Boolean value represented as a string "true" or "false". When set to false or unset, the notification is automatically dismissed when the user clicks it in the panel. When set to true, the notification persists even when the user clicks it. |
Ticker | ⛔️ | adb_ticker | string | Sets the "ticker" text, which is sent to accessibility services. |
Collapsed notification style | ⛔️ | adb_col_style | string | Determines whether the collapsed message should show a zero-bezel image, or text only. Valid value is either "img" or "txt". Defaults to "txt" if none or invalid value is provided. |
Example
![](/client-sdks/assets/933d90cd44064dcb0713ecdd3cae69e6/zero_bezel.gif)
Below is a sample of what a payload might look like for a zero bezel notification:
Copied to your clipboard{"message": {"token": "FCM_TOKEN","android": {"collapse_key": "new message"},"data": {"adb_version": "1","adb_title": "game request","adb_body": "shall we play a game?","adb_sound": "bingBong","adb_icon": "ic_knight","adb_n_count": "1","adb_n_priority": "PRIORITY_LOW","adb_image": "https://pictureofchess.com/board.png","adb_uri": "https://chess.com/games","adb_a_type": "WEBURL","adb_template_type": "zb","adb_body_ex": "Bob wants to play a game of chess with you. Click the notification to accept!","adb_clr_body": "00EE00","adb_clr_title": "AABBCC","adb_clr_icon": "123456","adb_col_style": "img"}}}
Usage recommendations
The tables below contain guidelines for your push notification content. These recommendations help your text and images display reliably across multiple devices. These values are guidelines only - you should still test a notification prior to sending it.
Audio specifications
Custom sound files must be placed within the app's bundle in the res/raw
directory. Supported formats are mp3
, wav
, or ogg
.
Image specifications
Aspect ratios | Image size range | Supported file types |
---|---|---|
1:1, 3:2, 5:4, 4:3 | < 1 MB | PNG, JPG, WebP |
Text guidelines
Type | Recommended max # of characters | Supports multiple lines? |
---|---|---|
Title | ~35 (depends on screen size and device font setting) | No |
Description | ~110 (depends on screen size and device font setting) | Yes |
Properties
The properties below define the payload sent to FCM:
Field | Required | Key | Type | Description |
---|---|---|---|---|
Payload Version | ✅ | adb_version | string | Version of the payload assigned by the ACC authoring UI. |
Template Type | ✅ | adb_template_type | string | Informs the reader which properties may exist in the template object. Zero-bezel template uses a value of "zb". |
Title | ✅ | adb_title | string | Text shown in the notification's title. |
Color - Title | ⛔️ | adb_clr_title | string | Text color for adb_title .Represented as six character hex, e.g. 00FF00 . |
Body | ✅ | adb_body | string | Text shown in message body when notification is collapsed. |
Expanded Body | ⛔️ | adb_body_ex | string | Body of the message when the message is expanded. |
Color - Body | ⛔️ | adb_clr_body | string | Text color for adb_body , adb_body_ex .Represented as six character hex, e.g. 00FF00 . |
Sound | ⛔️ | adb_sound | string | Sound played when notification is delivered. Value should be the name of the sound file without its extension. Sound file should be located in the assets/raw directory of your app. |
Image | ⛔️ | adb_image | string | URI of an image to be shown when notification is expanded. |
Link URI | ⛔️ | adb_uri | string | URI to be handled when user clicks the notification. |
Link Type | ⛔️ | adb_a_type | string | Type of link represented in adb_uri - one of "WEBURL", "DEEPLINK", "DISMISS", or "OPENAPP".Required if adb_uri is specified. |
Icon | ⛔️ | adb_icon | string | Name of a small icon to use in the notification. Note - The value referenced by this key is not used if a valid adb_small_icon key value pair is present in the payload. |
Small Icon | ⛔️ | adb_small_icon | string | Name of a small icon to use in the notification. The app's drawable resources are checked for an image file with the provided name. |
Color - Small Icon | ⛔️ | adb_clr_icon | string | Color for the notification's small icon. Represented as six character hex, e.g. 00FF00 . |
Channel ID | ⛔️ | adb_channel_id | string | The notification's channel id (new in Android O). The app must create a channel with this channel ID before any notification with this channel ID is received. If you don't send this channel ID in the request, or if the channel ID provided has not yet been created by the app, FCM uses the channel ID specified in the app manifest. If not provided in payload, SDK uses a "default" channel ID of value "General Notifications". If < API 26 (Android O), this value is ignored. |
Badge Count | ⛔️ | adb_n_count | string | Value to be used on app's badge. |
Priority | ⛔️ | adb_n_priority | string | Designates the notification priority for Android - importance for API >= 26 (Android 8.0) or priority for API < 26. |
Tag | ⛔️ | adb_tag | string | Identifier used to replace existing notifications in the notification drawer. If not specified, each request creates a new notification. If specified and a notification with the same tag is already being shown, the new notification replaces the existing one in the notification drawer. |
Sticky | ⛔️ | adb_sticky | string | Boolean value represented as a string "true" or "false". When set to false or unset, the notification is automatically dismissed when the user clicks it in the panel. When set to true, the notification persists even when the user clicks it. |
Ticker | ⛔️ | adb_ticker | string | Sets the "ticker" text, which is sent to accessibility services. |
Collapsed notification style | ⛔️ | adb_col_style | string | Determines whether the collapsed message should show a zero-bezel image, or text only. Valid value is either "img" or "txt". Defaults to "txt" if none or invalid value is provided. |
Example
![](/client-sdks/assets/933d90cd44064dcb0713ecdd3cae69e6/zero_bezel.gif)
Below is a sample of what a payload might look like for a zero bezel notification:
Copied to your clipboard{"message": {"token": "FCM_TOKEN","android": {"collapse_key": "new message"},"data": {"adb_version": "1","adb_title": "game request","adb_body": "shall we play a game?","adb_sound": "bingBong","adb_icon": "ic_knight","adb_n_count": "1","adb_n_priority": "PRIORITY_LOW","adb_image": "https://pictureofchess.com/board.png","adb_uri": "https://chess.com/games","adb_a_type": "WEBURL","adb_template_type": "zb","adb_body_ex": "Bob wants to play a game of chess with you. Click the notification to accept!","adb_clr_body": "00EE00","adb_clr_title": "AABBCC","adb_clr_icon": "123456","adb_col_style": "img"}}}
Usage recommendations
The tables below contain guidelines for your push notification content. These recommendations help your text and images display reliably across multiple devices. These values are guidelines only - you should still test a notification prior to sending it.
Audio specifications
Custom sound files must be placed within the app's bundle in the res/raw
directory. Supported formats are mp3
, wav
, or ogg
.
Image specifications
Aspect ratios | Image size range | Supported file types |
---|---|---|
1:1, 3:2, 5:4, 4:3 | < 1 MB | PNG, JPG, WebP |
Text guidelines
Type | Recommended max # of characters | Supports multiple lines? |
---|---|---|
Title | ~35 (depends on screen size and device font setting) | No |
Description | ~110 (depends on screen size and device font setting) | Yes |