Parameters
string
default:"4689"
required
Unique identifier for a blockchain network.
number
default:1
required
Request identifier used to match responses.
string
default:"2.0"
required
JSON-RPC version.
string
default:"eth_subscribe"
required
JSON-RPC method name.
object
required
Parameters for eth_subscribe: [subscriptionType, options]. The second parameter is required only for “logs”.Positional parameters for
eth_subscribe:params[0]: Subscription type. Must be either “newHeads” or “logs”.params[1]: Filter options for “logs” subscription, or empty object for “newHeads”.
Returns
string
Assigned subscription ID Example:
“0xb53c4832f1dca4a5”.