True or false: A well-formed event payload should include a unique Event ID, user information like hashed email or IP address, and event details such as product ID and order value.

True. A well-formed event payload is crucial for accurate tracking and attribution on Pinterest. Including a unique Event ID helps prevent duplicate event processing. User information, such as a hashed email or IP address, is vital for matching events to specific users while respecting privacy. Event details like product ID and order value provide the necessary context for understanding user actions, optimizing campaigns, and measuring performance effectively. Omitting these key elements can lead to incomplete data, hindering the ability to optimize ad spend and understand customer journeys.