slotsUpdatesSubscribe

All the specifications for slotsUpdatesSubscribe Websocket Method on Solana

Subscribe to receive a notification from the validator on a variety of updates on every slot

Parameters required for this RPC call

  • No parameters required.

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "slotsUpdatesSubscribe"
}

Notification Format:

The notification will be an object with the following fields:

  • err: <string|undefined> - The error message. Only present if the update is of type "dead".

  • parent: <u64|undefined> - The parent slot. Only present if the update is of type "createdBank".

  • slot: <u64> - The newly updated slot

  • stats: <object|undefined> - The error message. Only present if the update is of type "frozen". An object with the following fields:

    • maxTransactionsPerEntry: <u64>,

    • numFailedTransactions: <u64>,

    • numSuccessfulTransactions: <u64>,

    • numTransactionEntries: <u64>,

  • timestamp: <i64> - The Unix timestamp of the update in milliseconds

  • type: <string> - The update type, one of:

    • "firstShredReceived"

    • "completed"

    • "createdBank"

    • "frozen"

    • "dead"

    • "optimisticConfirmation"

    • "root"

{
  "jsonrpc": "2.0",
  "method": "slotsUpdatesNotification",
  "params": {
    "result": {
      "parent": 75,
      "slot": 76,
      "timestamp": 1625081266243,
      "type": "optimisticConfirmation"
    },
    "subscription": 0
  }
}

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