{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "chrome://global/content/shopping/events_response.schema.json",
  "title": "Ad events response",
  "type": "object",
  "additionalProperties": {
    "anyOf": [
      {
        "type": "string"
      },
      {
        "type": "null"
      }
    ]
  }
}