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one

Harmony

ONE

POST

GET

eth_accounts
eth_blockNumber
eth_call
eth_chainId
eth_estimateGas
eth_gasPrice
eth_getBalance
eth_getBlockByHash
eth_getBlockByNumber
eth_getBlockReceipts
eth_getBlockTransactionCountByHash
eth_getBlockTransactionCountByNumber
eth_getCode
eth_getFilterChanges
eth_getLogs
eth_getProof
eth_getStorageAt
eth_getTransactionByBlockHashAndIndex
eth_getTransactionByBlockNumberAndIndex
eth_getTransactionByHash
eth_getTransactionCount
eth_getTransactionReceipt
eth_newBlockFilter
eth_newFilter
eth_newPendingTransactionFilter
eth_syncing
eth_uninstallFilter
hmy_accounts
hmy_blockNumber
hmy_call
hmy_chainId
hmy_estimateGas
hmy_gasPrice
hmy_getBalance
hmy_getBlockByHash
hmy_getBlockByNumber
hmy_getBlockReceipts
hmy_getBlockTransactionCountByHash
hmy_getBlockTransactionCountByNumber
hmy_getCode
hmy_getFilterChanges
hmy_getLogs
hmy_getProof
hmy_getStorageAt
hmy_getTransactionByBlockHashAndIndex
hmy_getTransactionByBlockNumberAndIndex
hmy_getTransactionByHash
hmy_getTransactionCount
hmy_getTransactionReceipt
hmy_newBlockFilter
hmy_newFilter
hmy_newPendingTransactionFilter
hmy_syncing
hmy_uninstallFilter
hmyv2_accounts
hmyv2_blockNumber
hmyv2_call
hmyv2_chainId
hmyv2_estimateGas
hmyv2_gasPrice
hmyv2_getBalance
hmyv2_getBlockByHash
hmyv2_getBlockByNumber
hmyv2_getBlockReceipts
hmyv2_getBlockTransactionCountByHash
hmyv2_getBlockTransactionCountByNumber
hmyv2_getCode
hmyv2_getProof
hmyv2_getStorageAt
hmyv2_getTransactionByBlockHashAndIndex
hmyv2_getTransactionByBlockNumberAndIndex
hmyv2_getTransactionByHash
hmyv2_getTransactionCount
hmyv2_getTransactionReceipt
hmyv2_syncing
net_peerCount
net_version
web3_clientVersion
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Last updated on January 1, 1970

1 min read

Method eth_newFilter Harmony (ONE)
connect with JSON-RPC protocol

eth_newFilter

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Creates a filter object, based on filter options, to notify when thestate changes (logs). To check if the state has changed, calleth_getFilterChanges.A note on specifying topic filtersTopics are order-dependent. A transaction with a log with topics \[A,B\] will be matched by the following topic filters\[\] “anything”\[A\] “A in first position (and anything after)”\[null, B\] “anything in first position AND B in second position (andanything after)”\[A, B\] “A in first position AND B in second position (and anythingafter)”\[\[A, B\], \[A, B\]\] “(A OR B) in first position AND (A OR B) insecond position (and anything after)”

Parameters

Object - object

Filter options

Request

curl --location --request POST 'https://one.getblock.io/mainnet/' 
--header 'x-api-key: YOUR-API-KEY' 
--header 'Content-Type: application/json' 
--data-raw '{"jsonrpc": "2.0",
"method": "eth_newFilter",
"params": [{"topics": ["0xb7407a6d74c6472bf99c4c9abe0860dc439469421c42c060639733b2309b05c7"]}],
"id": "getblock.io"}'

Response

{
    "id": "getblock.io",
    "jsonrpc": "2.0",
    "result": "0x587662646fae7903be2b30af308cc619"
}
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