slotSubscribe RPC Method

Subscribe to receive notification anytime a slot is processed by the validator

Parameters

None

Result

<integer> - Subscription id (needed to unsubscribe)

Code sample

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

Response

{ "jsonrpc": "2.0", "result": 0, "id": 1 }

Notification Format:

The notification will be an object with the following fields:

• parent: <u64> - The parent slot
• root: <u64> - The current root slot
• slot: <u64> - The newly set slot value

Example:

{
  "jsonrpc": "2.0",
  "method": "slotNotification",
  "params": {
    "result": {
      "parent": 75,
      "root": 44,
      "slot": 76
    },
    "subscription": 0
  }
}