[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-09-05 UTC."],[],[],null,["- [HTTP request](#body.HTTP_TEMPLATE)\n- [Path parameters](#body.PATH_PARAMETERS)\n- [Request body](#body.request_body)\n- [Response body](#body.response_body)\n- [Authorization scopes](#body.aspect)\n- [Try it!](#try-it)\n\nAPI to create a `CustomField` object.\n\nHTTP request\n\n`POST https://admanager.googleapis.com/v1/{parent}/customFields`\n\nPath parameters\n\n| Parameters ||\n|----------|-------------------------------------------------------------------------------------------------------------------|\n| `parent` | `string` Required. The parent resource where this `CustomField` will be created. Format: `networks/{networkCode}` |\n\nRequest body\n\nThe request body contains an instance of [CustomField](/ad-manager/api/beta/reference/rest/v1/networks.customFields#CustomField).\n\nResponse body\n\nIf successful, the response body contains a newly created instance of [CustomField](/ad-manager/api/beta/reference/rest/v1/networks.customFields#CustomField).\n\nAuthorization scopes\n\nRequires the following OAuth scope:\n\n- `https://www.googleapis.com/auth/admanager`\n\nFor more information, see the [OAuth 2.0 Overview](/identity/protocols/OAuth2)."]]
