// Copyright 2020 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// An ImpressionParams object represents registration info for an impression for the Conversion Measurement API. These mirror the conversion measurement attributes exposed HTML anchor elements. See https://github.com/WICG/conversion-measurement-api/blob/master/README.md for more information.
dictionary ImpressionParams {
  required DOMString impressionData;
  required USVString conversionDestination;
  USVString reportingOrigin;
  unsigned long long impressionExpiry;
};