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slotSubscribe on Solana: Subscribes to receive notification when a slot is processed.

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Endpoint

wss://rpc.goldrushdata.com/v1/solana-mainnet
slotSubscribe is a WebSocket subscription method. Authenticate with Authorization: Bearer <GOLDRUSH_API_KEY>. See authentication.

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Parameters

This method takes no parameters.

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Returns

number: Subscription id (used with slotUnsubscribe). Notifications arrive as slotNotification messages with {parent, root, slot}. 
0

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Examples

# Connect (header auth works from Node/CLI clients):
wscat -c "wss://rpc.goldrushdata.com/v1/solana-mainnet" \
  -H "Authorization: Bearer $GOLDRUSH_API_KEY"

# Once connected, send:
{"jsonrpc":"2.0","id":1,"method":"slotSubscribe","params":[]}

import { createSolanaRpcSubscriptions } from "@solana/kit";

// Authenticate with the Authorization: Bearer header on the WS handshake.
// See /goldrush-json-rpc/authentication.
const rpcSubscriptions = createSolanaRpcSubscriptions("wss://rpc.goldrushdata.com/v1/solana-mainnet");

const abortController = new AbortController();
const notifications = await rpcSubscriptions
  .slotSubscribe()
  .subscribe({ abortSignal: abortController.signal });

for await (const notification of notifications) {
  console.log(notification);
}

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Errors

Standard JSON-RPC errors: -32600 invalid request, -32601 method not found, -32602 invalid params.