Stream Finalized Blocks
Returns only finalized blocks matching the query. Same request format as /stream; no chain reorganizations (no 409 responses).
Documentation Index
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Body
Data query to filter and retrieve finalized blocks. Request body may be gzipped (Content-Encoding: gzip).
The type of data (fixed to hyperliquidReplicaCmds for this API).
hyperliquidReplicaCmds The block number to start fetching from (inclusive).
The block number to fetch up to (inclusive). Optional; if omitted, streams until dataset height or timeout.
Expected hash of the parent of the first requested block.
If true, includes blocks with no matching data in the response.
Field selector for data items to retrieve.
Generic action data requests. An empty object matches all actions; an empty array matches no actions. To filter by specialized action subtypes (orders, cancels, batch modifies), use the dedicated request arrays instead.
Order action requests. Filters actions that contain order placements matching the given criteria. An empty object matches all order actions; an empty array matches none.
Cancel action requests. Filters actions that contain order cancellations matching the given criteria. An empty object matches all cancel actions; an empty array matches none.
Cancel-by-client-order-ID action requests. Filters cancellation actions referencing specific client order IDs. An empty object matches all such actions; an empty array matches none.
Batch modify action requests. Filters actions that contain batch order modifications. An empty object matches all batch modify actions; an empty array matches none.
Response
A stream of finalized blocks in JSON lines format, optionally gzipped.