Surface artifact generated or observed

RECEIVEsync.surface_artifact.updated

Message

store_idstringrequired

surface_idstringrequired

artifact_idstringrequired

whatstringrequired

Allowed:generatedfirst_fetch

Headers

message_idstringrequired

Unique per message; consumers de-duplicate on this.

ordering_keystringrequired

The store_id. Guarantees per-store ordering; the catalog/serving tenant boundary (a store belongs to one merchant — see architecture §2a).

occurred_atstring<date-time>required

sequenceinteger<int64>

Monotonic per-connector sequence carried from the origin signal (ingest events only).

trace_idstring

Correlates a chain of events from one originating cause.

schema_versionstringrequired

Try it

Server

ServerCustom server URLOverrides the selected server; the channel address is appended.

Payload

Message payload

Live sending isn't possible for pubsub from a browser tab — copy the sample above and run it against your broker.

Message

{
  "store_id": "string",
  "surface_id": "string",
  "artifact_id": "string",
  "what": "generated"
}