Shape of the Checkpoint Harmony Email (Avanan) `hec_*` tool surface: the thirteen tools and what each reaches, the event/entity split that governs which tool accepts which id, the `responseEnvelope`/`responseData` result shape, `scrollId` pagination, and the auth, regional-routing and farm-scope beh
Shape of the Checkpoint Harmony Email (Avanan) `hec_*` tool surface: the thirteen tools and what each reaches, the event/entity split that governs which tool accepts which id, the `responseEnvelope`/`responseData` result shape, `scrollId` pagination, and the auth, regional-routing and farm-scope behaviour behind every call.