Deep Link Data Key Values

Key	Definition
`$deeplink_path`	Set the deep link path for all platforms so you don't have to enable it by platform. When the Branch SDK receives a link with this parameter set, it will automatically load the custom URI path contained within.
`$ios_deeplink_path`	Set the deep link path for iOS apps. When the Branch SDK receives a link with this parameter set, it will automatically load the custom iOS URI path contained within.
`$android_deeplink_path`	Set the deep link path for Android apps. When the Branch SDK receives a link with this parameter set, it will automatically load the custom Android URI path contained within.
`$desktop_deeplink_path`	Set the deep link path for Desktop apps. You will have to fetch this parameter and route the user accordingly.
`$click_install_window_days`	Time between a click and an install or reinstall. (i.e., https://branchster.app.link/hpNVE52gxE?$click_install_window_days=3).
`$click_session_start_window_days`	Time between a click and an open or web session start. (i.e., https://branchster.app.link/hpNVE52gxE?$click_session_start_window_days=7).
`$click_conversion_window_days`	Time between a click and a conversion event. Conversion events include commerce events (e.g. purchase, add to cart), all custom events, and all view events like pageviews & content views. (i.e., https://branchster.app.link/hpNVE52gxE?$click_session_start_window_days=30).
`$impression_install_window_days`	Time between an ad impression and an install or reinstall. (i.e., https://branchster.app.link/hpNVE52gxE?$impression_install_window_days=3).
`$impression_session_start_window_days`	Time between an ad impression and an open or web session start. (i.e., https://branchster.app.link/hpNVE52gxE?$impression_session_start_window_days=1).
`$impression_conversion_window_days`	Time between an ad impression and a conversion event. Conversion events include commerce events (e.g. purchase, add to cart), all custom events, and all view events like pageviews & content views. (i.e., https://branchster.app.link/hpNVE52gxE?$impression_session_start_window_days=7).
`$fallback_url`	Change the redirect endpoint for all platforms so you don't have to enable it by platform. Note that Branch will forward all robots to this URL, which overrides any OG tags entered in the link. System-wide Default URL (set in Link Settings).
`$ipad_url`	Change the redirect endpoint for iPads `$ios_url` value.
`$samsung_url`	Redirect to Samsung Galaxy Store on Samsung devices. Only link level control. Format should be http://www.samsungapps.com/appquery/appDetail.as?appId=YOUR.PACKAGE.NAME
`$huawei_url`	Redirect to the Huawei App Gallery on Huawei devices. Format should follow Huawei's App Linking Guide.
`$windows_phone_url`	Change the redirect endpoint for Windows OS Windows Phone default URL (set in `Link Settings`).
`$blackberry_url`	Change the redirect endpoint for Blackberry OS BlackBerry default URL (set in Link Settings).
`$fire_url`	Change the redirect endpoint for Amazon Fire OS Fire default URL (set in Link Settings).
`$ios_wechat_url`	Change the redirect endpoint for WeChat on iOS devices `$ios_url` value.
`$android_wechat_url`	Change the redirect endpoint for WeChat on Android devices `$android_url` value.
`$web_only`	Force to open the `$fallback_url` instead of the app.
`$uri_redirect_mode`	Allows you to control how and when Branch uses URI schemes to open your app.
`$ios_uri_redirect_mode`	Allows you to control how and when Branch uses URI schemes to open your app on IOS.
`$android_uri_redirect_mode`	Allows you to control how and when Branch uses URI schemes to open your app on Android.
`$match_duration`	Lets you control the snapshotting match timeout (the time that a click will wait for an app open to match), also known as attribution window. Specified in seconds.
`$always_deeplink`	Set to false to make links always fall back to your mobile site. Does not apply to Universal Links or Android App Links.
`$ios_redirect_timeout`	Control the timeout that the client-side JS waits after trying to open up the app before redirecting to the App Store. Specified in milliseconds.
`$android_redirect_timeout`	Control the timeout that the client-side JS waits after trying to open up the app before redirecting to the Play Store. Specified in milliseconds.
`$deeplink_no_attribution`	Set to true for the links to only support deep linking without any attribution for that link.
`$publicly_indexable`	Cannot modify here. Needs to be set by the Branch Universal Object.
`$canonical_identifier`	This is the unique identifier for content that will help Branch dedupe across many instances of the same thing. Suitable options: a website with pathing, or a database with identifiers for entities.
`$content_type`	This is a label for the type of content present. Apple recommends that you use uniform type identifier as described here.
`$do_not_process`	This will prevent click tracking and storage of link analytics. Deep link data will still flow into the app from link click to app open.
`$ios_passive_deepview`	The name of the template to use for iOS.
`$ios_nativelink`	Set to true to make links route to a NativeLink™ used for enabling deferred deep linking on iOS 15+ & Private Relay
`$android_passive_deepview`	The name of the template to use for Android.
`$og_image_width`	Set the image's width in pixels for social media displays.
`$og_image_height`	Set the image's height in pixels for social media displays.
`$og_video`	Set a video as it will be seen in social media displays.
`$og_url`	Set the base URL of the link as it will be seen in social media displays.
`$og_type`	Set the type of custom card format link as it will be seen in social media displays. Don't set this property when sharing deep links on Facebook.
`$og_redirect`	(Advanced, not recommended) Set a custom URL that we redirect the social media robots to in order to retrieve all the appropriate tags.
`$twitter_card`	Set the Twitter card type of the link (e.g. player) (you must allowlist your deep link with the Twitter Card Validator).
`$twitter_site`	Set the site for Twitter.
`$twitter_app_country`	Set the app country for the app card.
`$twitter_player`	Set the video player's URL. Defaults to the value of `$og_video`.
`$twitter_player_width`	Set the player's width in pixels.
`$twitter_player_height`	Set the player's height in pixels.
`$custom_meta_tags`	Valid stringified JSON dictionary of the tags’ keys and values. Example: "{"twitter:player:stream": "[https://branch.io\"}\](https://branch.io\"}\)"
`$mobile_web_only`	If set to true, then open web on mobile but open the app on desktop
`$desktop_web_only`	If set to true, then open web on desktop but open app on mobile
`$canonical_url`	The corresponding web URL for the in-app content
`$exp_date`	Expiry date for the content and any associated link data. Represented as UTC epoch millisecond.