mutation UpdateAccessPolicy($id: ID!, $input: AccessPolicyInput!) {
  updateAccessPolicy(id: $id, input: $input) {
    id
    object
    livemode
    created
    updated
    rules {
      role
      objects
      fields
      scope
      deny
      require_credentials
    }
  }
}

{
  "id": "pol_1a2B3c",
  "input": {
    "rules": [
      {
        "role": "example",
        "objects": [
          "example"
        ],
        "fields": [
          "example"
        ],
        "scope": "example"
      }
    ]
  }
}

{
  "data": {
    "updateAccessPolicy": {
      "id": "pol_1a2B3c",
      "object": "access_policy",
      "livemode": true,
      "created": 1791302400,
      "updated": 1791302400,
      "rules": [
        {
          "role": "example",
          "objects": [
            "example"
          ],
          "fields": [
            "example"
          ],
          "scope": "example",
          "deny": true,
          "require_credentials": [
            "example"
          ]
        }
      ]
    }
  }
}