eth_newBlockFilter RPC Method

Creates a filter in the node, to notify when a new block arrives. To check if the state has changed, call eth_getFilterChanges.

Updated on

Nov 2, 2023

eth_newBlockFilter RPC Method

To use the eth_newBlockFilter method on the Avalanche C-Chain, ensure that the end of your URL includes ext/bc/C/rpc.

Parameters

This method does not accept any parameters

Returns

result

It returns a filter id to be used when calling eth_getFilterChanges

Request

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curl https://docs-demo.avalanche-mainnet.quiknode.pro/ext/bc/C/rpc/ext/bc/C/rpc \
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  -X POST \
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  -H "Content-Type: application/json" \
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  --data '{"jsonrpc":"2.0","method":"eth_newBlockFilter","params":[],"id":67}'

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