Currently, the only valid modification is to change the state from PENDING to COMPLETE. This has the effect of withdrawing the invitation.
This method returns the following error codes:
PERMISSION_DENIED if the current user does not have permission to manage guardians, if guardians are not enabled for the domain in question or for other access errors.
FAILED_PRECONDITION if the guardian link is not in the PENDING state.
INVALID_ARGUMENT if the format of the student ID provided cannot be recognized (it is not an email address, nor a userId from this API), or if the passed GuardianInvitation has a state other than COMPLETE, or if it modifies fields other than state.
NOT_FOUND if the student ID provided is a valid student ID, but Classroom has no record of that student, or if the id field does not refer to a guardian invitation known to Classroom.
Mask that identifies which fields on the course to update. This field is required to do an update. The update fails if invalid fields are specified. The following fields are valid:
state
When set in a query parameter, this field should be specified as
updateMask=<field1>,<field2>,...
This is a comma-separated list of fully qualified names of fields. Example: "user.displayName,photo".
[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-04-17 UTC."],[],[],null,["- [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\nModifies a guardian invitation.\n\nCurrently, the only valid modification is to change the `state` from `PENDING` to `COMPLETE`. This has the effect of withdrawing the invitation.\n\nThis method returns the following error codes:\n\n- `PERMISSION_DENIED` if the current user does not have permission to manage guardians, if guardians are not enabled for the domain in question or for other [access errors](/workspace/classroom/reference/Access.Errors).\n- `FAILED_PRECONDITION` if the guardian link is not in the `PENDING` state.\n- `INVALID_ARGUMENT` if the format of the student ID provided cannot be recognized (it is not an email address, nor a `userId` from this API), or if the passed `GuardianInvitation` has a `state` other than `COMPLETE`, or if it modifies fields other than `state`.\n- `NOT_FOUND` if the student ID provided is a valid student ID, but Classroom has no record of that student, or if the `id` field does not refer to a guardian invitation known to Classroom.\n\nHTTP request\n\n`PATCH https://classroom.googleapis.com/v1/userProfiles/{studentId}/guardianInvitations/{invitationId}`\n\nThe URL uses [gRPC Transcoding](https://google.aip.dev/127) syntax.\n\nPath parameters\n\n| Parameters ||\n|----------------|-----------------------------------------------------------------------------|\n| `studentId` | `string` The ID of the student whose guardian invitation is to be modified. |\n| `invitationId` | `string` The `id` field of the `GuardianInvitation` to be modified. |\n\nQuery parameters\n\n| Parameters ||\n|--------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `updateMask` | `string (`[FieldMask](https://protobuf.dev/reference/protobuf/google.protobuf/#field-mask)` format)` Mask that identifies which fields on the course to update. This field is required to do an update. The update fails if invalid fields are specified. The following fields are valid: - `state` When set in a query parameter, this field should be specified as `updateMask=\u003cfield1\u003e,\u003cfield2\u003e,...` This is a comma-separated list of fully qualified names of fields. Example: `\"user.displayName,photo\"`. |\n\nRequest body\n\nThe request body contains an instance of [GuardianInvitation](/workspace/classroom/reference/rest/v1/userProfiles.guardianInvitations#GuardianInvitation).\n\nResponse body\n\nIf successful, the response body contains an instance of [GuardianInvitation](/workspace/classroom/reference/rest/v1/userProfiles.guardianInvitations#GuardianInvitation).\n\nAuthorization scopes\n\nRequires the following OAuth scope:\n\n- `https://www.googleapis.com/auth/classroom.guardianlinks.students`\n\nFor more information, see the [Authorization guide](/workspace/guides/configure-oauth-consent)."]]