def METHOD_NAME(
    staff_api_client, permission_manage_staff, admin_user
):
    # given
    admin_user.store_value_in_private_metadata({PRIVATE_KEY: PRIVATE_VALUE})
    admin_user.save(update_fields=["private_metadata"])
    variables = {"id": graphene.Node.to_global_id("User", admin_user.pk)}
    # when
    response = staff_api_client.post_graphql(
        QUERY_USER_PRIVATE_META, variables, [permission_manage_staff]
    )
    content = get_graphql_content(response)
    # then
    metadata = content["data"]["user"]["privateMetadata"][0]
    assert metadata["key"] == PRIVATE_KEY
    assert metadata["value"] == PRIVATE_VALUE