Price: hits will be charged per metric requested, e.g - metrics=visits (1 hit), metrics=visits, share (2 hits). Polling this data is limited to 1 concurrent request.
Historical data goes back 36 months, depending on your subscription.
Monthly data release dates for Conversion Analysis may differ slightly from other endpoints.
How to find your Conversion Segment ID
Use the 'List Conversion Segments' endpoint, and use the JSON result: "response" > "segments" > "segment_id" to retrieve all the conversion segments available to your account.
This endpoint is available to customers with access to the Conversion Analysis feature in their subscription. Reach out to your Account Manager for more information.