klay_newFilter RPC Method

Please be aware that the block range limit for this RPC method is 5 blocks for users on free Discover plans and 10,000 blocks for those on paid plans. Consider dividing your queries into smaller segments to enhance response times and manage errors more effectively. For further details on the block range limit and strategies for mitigating it, please consult the FAQ

Parameters

object

array

The transaction response object which contains the following filter information:

fromBlock

string

The block number as a string in hexadecimal format or tags. The supported tag values include earliest for the earliest/genesis block, latest for the latest mined block, pending for the pending state/transactions, safe for the most recent secure block, and finalized for the most recent secure block accepted by more than 2/3 of validators. safe and finalized are only supported on Ethereum, Gnosis, Arbitrum, Arbitrum Nova, and Avalanche C-chain

toBlock

string

address

string

The contract address or a list of addresses from which logs should originate

topics

array

An array of DATA topics and also, the topics are order-dependent. Visit here to learn more about topics

Returns

result

string

It returns a filter id

Request

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curl https://docs-demo.kaia-kairos.quiknode.pro/ \
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  -X POST \
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  -H "Content-Type: application/json" \
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  --data '{
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  "method": "klay_newFilter",
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  "id": 1,
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  "jsonrpc": "2.0",
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  "params": [
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    {
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      "fromBlock": "earliest",
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      "toBlock": "latest",
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      "address": "0x87ac99835e67168d4f9a40580f8f5c33550ba88b",
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      "topics": [
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        "0xd596fdad182d29130ce218f4c1590c4b5ede105bee36690727baa6592bd2bfc8"
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      ]
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    }
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  ]
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}'

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klay_newFilter RPC Method

Creates a filter object, based on filter options, to notify when the state changes (logs). To check if the state has changed, call klay_getFilterChanges.

Parameters

Returns