---
title: Model: ExperimentUpdate
slug: feature-experimentation/api/model-experimentupdate
docTags: 
createdAt: 2026-10-01T19:58:02.336Z
---

### Code examples

```json
{
  "audience_conditions": "",
  "changes": [
    {
      "async": false,
      "dependencies": [
        ""
      ],
      "id": "",
      "name": "",
      "selector": "",
      "src": "",
      "type": "",
      "value": ""
    }
  ],
  "description": "",
  "environments": "",
  "feature_id": "",
  "holdback": 0,
  "key": "",
  "metrics": [
    {
      "aggregator": "",
      "display_title": "",
      "event_id": "",
      "event_properties": {
        "filter": {
          "combine_operator": "",
          "conditions": [
            {
              "name": "",
              "operator": "",
              "type": "",
              "value": ""
            }
          ]
        }
      },
      "field": "",
      "metrics": [
        {
          "aggregator": "unique",
          "event_id": "",
          "event_type": "",
          "field": "",
          "scope": "visitor"
        }
      ],
      "scope": "",
      "time_window": "",
      "winning_direction": ""
    }
  ],
  "name": "",
  "page_ids": [
    0
  ],
  "schedule": {
    "start_time": "",
    "stop_time": "",
    "time_zone": ""
  },
  "traffic_allocation": 0,
  "url_targeting": {
    "activation_code": "",
    "activation_type": "",
    "conditions": "",
    "edit_url": "",
    "key": "",
    "page_id": ""
  },
  "variations": [
    {
      "actions": [
        {
          "changes": [
            {
              "allow_additional_redirect": false,
              "async": false,
              "attributes": {
                "class": "",
                "hide": false,
                "href": "",
                "html": "",
                "remove": false,
                "src": "",
                "style": "",
                "text": ""
              },
              "config": {},
              "css": {
                "background-color": "",
                "background-image": "",
                "border-color": "",
                "border-style": "",
                "border-width": "",
                "color": "",
                "font-family": "",
                "font-size": "",
                "font-weight": "",
                "height": "",
                "position": "",
                "width": ""
              },
              "dependencies": [
                ""
              ],
              "destination": "",
              "destination_function": "",
              "extension_id": "",
              "id": "",
              "name": "",
              "operator": "",
              "preserve_parameters": false,
              "rearrange": {},
              "selector": "",
              "src": "",
              "type": "",
              "value": ""
            }
          ],
          "page_id": "",
          "share_link": ""
        }
      ],
      "archived": false,
      "description": "",
      "feature_enabled": false,
      "key": "",
      "name": "",
      "status": "",
      "variable_values": "",
      "variation_id": "",
      "weight": 0
    }
  ],
  "whitelist": [
    {
      "user_id": "",
      "variation_id": ""
    }
  ]
}
```