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Parameters
jsonrpc
— the JSON-RPC protocol version (always “2.0”)method
— the method name (always “eth_newFilter”)params
— array containing method parametersfilterObject
— object containing filter criteria including address, fromBlock, toBlock, and topics
id
— request identifier (number or string)
Response
jsonrpc
— the JSON-RPC protocol version (“2.0”)id
— the request identifier that matches the requestresult
— a filter ID (hex-encoded string) for use with other filter methods
Use case
Thejsonrpc eth_newFilter
method is used for:
- Creating filter objects to receive notifications about new logs that match specific criteria
- Setting up event monitoring for smart contract interactions through Web3 interfaces
- Building real-time dApp functionality that responds to blockchain events
- Implementing efficient event polling systems for transaction monitoring and analytics
Body
application/json