spb/market-atlas

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1# kraken-ws23Kraken WebSocket API v2 (`wss://ws.kraken.com/v2`), `ticker` channel with `event_trigger: trades`.45- **Type**: WEBSOCKET · **Rights**: PUBLIC_ATTRIBUTED · **Real-time**: REALTIME6- **Timestamps**: the v2 ticker payload has no event time → observations carry `timestampTrust = CONNECTOR` (receive time). Consensus weights it slightly below exchange-stamped venues.7- **Heartbeat**: `{"method":"ping"}` every 25 s; the server also emits `channel: heartbeat` frames.8- **Fields**: LAST_PRICE, HIGH/LOW (24 h), BID/ASK (+ sizes), VOLUME (24 h), VWAP.9