Part of the PianoCheckoutStart event. The ID of the iframe assigned to the offer shown to the user.
|Container Selector||container_selector||String||Optional||The type of container shown to the user (eg. the pop up style)|
|Experience ID||experience.id||String||Optional||The id of the experience the user has gone through to reach the checkout|
|iFrame ID||iframe_id||String||Optional||The iframe id given to the offer the user was shown|
|Offer ID||offer_id||String||Optional||The offer id given to the offer the user was shown|
|Template ID||template_id||String||Optional||The template id given to the template the user was shown|
The id given to the term