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Parameters

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chainId
string
default:"4801"
required
Unique identifier for a blockchain network.
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id
number
default:1
required
Request identifier used to match responses.
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jsonrpc
string
default:"2.0"
required
JSON-RPC version.
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method
string
default:"eth_subscribe"
required
JSON-RPC method name.
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params
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”.

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Returns

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result
string
Assigned subscription ID Example: “0xb53c4832f1dca4a5”.