[null,null,["Last updated 2024-09-18 UTC."],[],["The core content describes the structure and fields for defining actions and their associated metadata. Actions include a `type`, a `title` for user display (max 100 characters), and an `openUrlAction`. Actions can contain `actionMetadata`, which includes an `expireTime` field that indicates when the action expires, formatted as a RFC3339 UTC timestamp. These fields define follow up actions to be executed.\n"]]