Responses from the Conversion API uses HTTP response codes to denote success and various errors.
| Code | Description |
|---|---|
| 200 | Success |
| 400 | Required value 'actionSource' (JSON name 'action_source') missing at $Parameters that are required but not present. |
| 400 | event_id must not be emptyevent_name must not be emptyclient_id must not be emptyParameters that are required but are blank(empty strings) |
| 400 | Expected one of [email, website, app, phone_call, chat, physical_store, system_generated, other] but was web at path $.action_sourceValues action_source can take. |
| 400 | Expected one of [conversion, lead, purchase, signup, custom_conversion] but was Lead at path $.event_nameValidations on conversion event types. See here |
| 400 | action_source_url should be a valid URLThe action_source_url is required for website events. |
| 400 | order value should be positiveorder value must have currencyValue and currency are required for purchase events. Currency should be a valid currency |
| 500 | Internal server error |