> For the complete documentation index, see [llms.txt](https://docs.blueseasx.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.blueseasx.com/server-bidding/server-integration/bidrequest-object/app-object.md).

# App Object

<table data-header-hidden data-search="false"><thead><tr><th width="144.6328125"></th><th width="119.83984375"></th><th></th><th></th></tr></thead><tbody><tr><td><strong>Attribute</strong></td><td><strong>Type</strong></td><td><strong>Description</strong></td><td><strong>Required</strong></td></tr><tr><td>id</td><td>string</td><td>Application ID on mediation side</td><td>yes</td></tr><tr><td>name</td><td>string</td><td>Application name on mediation side</td><td>strongly recommended</td></tr><tr><td>ver</td><td>string</td><td>Application version, passed when available.</td><td>strongly recommended</td></tr><tr><td>bundle</td><td>string</td><td>Application iTunes ID or package name. On Android, this is the package name, for example com.example.app. On iOS, this is either the bundle ID or the iTunes ID, for example 628677149.</td><td>yes</td></tr><tr><td>storeurl</td><td>string</td><td>The URL for the app in the App Store or Google Play Store. Used for app-ads.txt compliance.</td><td>strongly recommended</td></tr><tr><td>cat</td><td>string array</td><td>IAB content categories for the Application. See OpenRTB Spec 2.5 <a href="https://www.iab.com/wp-content/uploads/2016/03/OpenRTB-API-Specification-Version-2-5-FINAL.pdf#%5B%7B%22num%22%3A130%2C%22gen%22%3A0%7D%2C%7B%22name%22%3A%22XYZ%22%7D%2C69%2C643%2C0%5D">List 5.1</a> for details.</td><td>strongly recommended</td></tr><tr><td>ext</td><td>object</td><td>Placeholder for exchange-specific extensions to OpenRTB.</td><td>yes</td></tr><tr><td>ext.bsxappid</td><td>string </td><td>App id created on BlueSea console</td><td>yes</td></tr><tr><td>publisher</td><td>string</td><td>Details about the publisher of the app.</td><td>strongly recommended</td></tr><tr><td>publisher.id</td><td>string</td><td>The publisher’s ID on the mediation side. </td><td>strongly recommended</td></tr><tr><td>publisher.name</td><td>string</td><td>The publisher’s name.</td><td>strongly recommended</td></tr></tbody></table>