curl -X PATCH 'https://generativelanguage.googleapis.com/v1beta/webhooks/{id}' \
-H 'Content-Type: application/json' \
-d '{
  "webhook": {
    "name": "string",
    "uri": "string",
    "subscribed_events": [
      "string"
    ],
    "state": "enabled"
  },
  "id": "string",
  "update_mask": "string"
}'