New Blocks

Subscribe

Request Body

Parameter	Type	Description
method*	string	Must be "subscribe"
subscription*	object	See below
subscription.type*	string	Must be "newBlocks"

Note: No user parameter required for global subscriptions.

Response

Subscription Confirmation:

{
  "channel": "subscriptionResponse",
  "data": {
    "method": "subscribe",
    "subscription": {
      "type": "newBlocks"
    }
  }
}

Block Notification:

{
  "channel": "newBlocks",
  "data": {
    "blockNumber": 12345,
    "timestamp": 1701234567890,
    "transactionCount": 15,
    "blockHash": "0x1234..."
  }
}

Block Fields

Field	Type	Description
blockNumber	number	Sequential block number
timestamp	number	Block creation time in milliseconds
transactionCount	number	Number of transactions in block
blockHash	string	Unique block hash

Unsubscribe

{
  "method": "unsubscribe",
  "subscription": {
    "type": "newBlocks"
  }
}

Notes

• Global subscription - no user address required
• Blocks sent in real-time as they are created
• Useful for monitoring blockchain progress and transaction confirmations