Starting September 8, 2025, every new line item will need to declare whether or not they will serve Eurpoean Union (EU) political ads. Display & Video 360 API and SDF uploads that don't provide declarations will fail. See our deprecations page for more details on how to update your integration to make this declaration.
Required. The ID of the inventory source group to which the assignment will be assigned.
Query parameters
Parameters
Union parameter owner. Required. Identifies the DV360 entity that owns the parent inventory source group. It can be either a partner or an advertiser. owner can be only one of the following:
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2024-09-18 UTC."],[[["\u003cp\u003eThis documentation details the process for creating an assignment between an inventory source and an inventory source group using the Display & Video 360 API.\u003c/p\u003e\n"],["\u003cp\u003eThe API request requires specifying the inventory source group ID and the owner (either partner or advertiser) through path and query parameters, respectively.\u003c/p\u003e\n"],["\u003cp\u003eA successful request will return a newly created instance of AssignedInventorySource, representing the established assignment.\u003c/p\u003e\n"],["\u003cp\u003eUsers need to have the \u003ccode\u003ehttps://www.googleapis.com/auth/display-video\u003c/code\u003e OAuth scope to authorize this API request.\u003c/p\u003e\n"]]],[],null,["| Display \\& Video 360 API v2 has sunset.\n- [HTTP request](#body.HTTP_TEMPLATE)\n- [Path parameters](#body.PATH_PARAMETERS)\n- [Query parameters](#body.QUERY_PARAMETERS)\n- [Request body](#body.request_body)\n- [Response body](#body.response_body)\n- [Authorization scopes](#body.aspect)\n- [Try it!](#try-it)\n\nCreates an assignment between an inventory source and an inventory source group.\n\nHTTP request\n\n`POST https://displayvideo.googleapis.com/v2/inventorySourceGroups/{inventorySourceGroupId}/assignedInventorySources`\n\nThe URL uses [gRPC Transcoding](https://google.aip.dev/127) syntax.\n\nPath parameters\n\n| Parameters ||\n|--------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `inventorySourceGroupId` | `string (`[int64](https://developers.google.com/discovery/v1/type-format)` format)` Required. The ID of the inventory source group to which the assignment will be assigned. |\n\nQuery parameters\n\n| Parameters ||\n|----------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| Union parameter `owner`. Required. Identifies the DV360 entity that owns the parent inventory source group. It can be either a partner or an advertiser. `owner` can be only one of the following: ||\n| `partnerId` | `string (`[int64](https://developers.google.com/discovery/v1/type-format)` format)` The ID of the partner that owns the parent inventory source group. Only this partner will have write access to this assigned inventory source. |\n| `advertiserId` | `string (`[int64](https://developers.google.com/discovery/v1/type-format)` format)` The ID of the advertiser that owns the parent inventory source group. The parent partner will not have access to this assigned inventory source. |\n\nRequest body\n\nThe request body contains an instance of [AssignedInventorySource](/display-video/api/reference/rest/v2/inventorySourceGroups.assignedInventorySources#AssignedInventorySource).\n\nResponse body\n\nIf successful, the response body contains a newly created instance of [AssignedInventorySource](/display-video/api/reference/rest/v2/inventorySourceGroups.assignedInventorySources#AssignedInventorySource).\n\nAuthorization scopes\n\nRequires the following OAuth scope:\n\n- `https://www.googleapis.com/auth/display-video`\n\nFor more information, see the [OAuth 2.0 Overview](https://developers.google.com/identity/protocols/OAuth2)."]]
