Event Collection API: Add to Cart Event

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The add to cart event should be fired when a visitor adds an item to the cart from search results.

Endpoint

POST https://eurekaevent.api.useinsider.com/api/v1/events

Visit our Postman collection to test this request.

Request Parameters

The add to cart event supports the following properties:

Attribute Name

Type

Validation

Default

Description

referrer

String

Required, url

-

Source URL of the referring page

campId

Integer

-

999999

The campId serves as a unique identifier. Refer to common fields for more details.

variationId

Integer

-

999999

The variationId represents the unique identifier for a specific campaign variation. Refer to common fields for more details.

source

String

oneof=
- search-popup
- search-listing
- category-listing
- brand-listing
- other

search-listing

Source origin where the event triggered

integrationType

String

Required,
oneof=
- api
- web

-

Type of integration

platform

String

Required,
oneof=
- desktop-web
- mobile-web

- tablet-web
- ios
- android
- other

-

Platform used by the user. Refer to common fields if you want to use other.

userId

String

-

default

Unique identifier of the user. It is expected to provide for user-based calculations.

product

List of Product

Required

-

The product clicked by the user. Refer to common fields for more details.

eventType

String

Required,
equals=add-to-cart

-

Type of event

createdAt

String

Required, formatted in RFC3339

If omitted or invalid, it defaults to the current time

Time when the event is created. Refer to common fields for more details.

If your integration was implemented before the Advanced Analytics September 01, 2025, release, please note that new fields have been added to the expected product payload. Following this release, the event now retrieves currentPage and related details from product-level fields instead of top-level fields. In addition, the product object has been enriched with several new fields.

For backward compatibility, you may continue sending these values at the event level. However, it is strongly recommended to update your implementation to the new product-level structure to ensure full alignment with the latest version and to benefit from more comprehensive analytics.

You can review the full list of changes on the Common Properties page.

Sample Request

In the example below, you see a sample request along with guidance on modifying the necessary fields. This will help you seamlessly integrate and make the most of the provided configuration.

Before usage, modifying the values such as x-auth-token and x-partner-config-key is essential.

curl --location --request POST 'https://eurekaevent.api.useinsider.com/api/v1/events' \
--header 'x-auth-token: YOUR_AUTH_TOKEN' \
--header 'x-partner-config-key: YOUR_PARTNERID-YOUR_LOCALE' \
--header 'Content-Type: application/json' \
--data-raw '{
  "referrer": "https://example.com/search-results",
  "source": "product-detail",
  "userId": "user-12345",
  "platform": "ios",
  "campId": 999999,
  "variationId": 999999,
  "product": {
    "id": "product-001",
    "groupCode": "laptop-group-1",
    "query": "laptop",
    "price": 1299.99,
    "convertedPrice": 1199.99,
    "currency": "USD",
    "preferredCurrency": "EUR",
    "clickPosition": 3,
    "displayPosition": 3,
    "quantity": 2,
    "resultCount": 25,
    "itemsPerPage": 10,
    "totalPages": 3,
    "facets": [
      {
        "label": "Price",
        "field": "price_en",
        "values": ["500", "2000"]
      },
      {
        "label": "Brand",
        "field": "brand_en",
        "values": ["16GB"]
      }
    ],
    "sorting": "Relevancy",
    "currentPage": 1,
    "traceId": "search-session-abc123",
    "strategyId":"strategy-id-123",
    "sessionId":"session-id-123",
    "attributionWindow": ["7", "30", "90"]
  },
  "eventType": "add-to-cart",
  "integrationType": "api",
  "createdAt": "2025-11-25T10:40:00Z"
}'