eth_subscribe
Subscribe to different Ethereum event types like newHeads, logs, pendingTransactions, and minedTransactions using WebSockets.
Parameters:
Event types- specifies the type of event to listen to (ex: new pending transactions, logs, etc.)
Optional params - optional parameters to include to describe the type of event to listen to (ex:
address
)
Returns:
While the subscription is active, you will receive events formatted as an object described below:
Event Object:
jsonrpc
: Always "2.0"method
: Always "eth_subscription"params
: An object with the following fields:subscription
: The subscription ID returned by theeth_subscribe
call which created this subscription. This ID will be attached to all received events and can also be used to cancel the subscription usingeth_unsubscribe
result
: An object whose contents vary depending on the event type.