Error codes

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 empty` `event_name must not be empty` `client_id must not be empty` Parameters 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_source` Values action_source can take.
400	`Expected one of [conversion, lead, purchase, signup, custom_conversion] but was Lead at path $.event_name` Validations on conversion event types. See here
400	`action_source_url should be a valid URL` The action_source_url is required for website events.
400	`order value should be positive` `order value must have currency` Value and currency are required for purchase events. Currency should be a valid currency
500	Internal server error