OP
POST
GET
eth_accountseth_blockNumbereth_calleth_chainIdeth_coinbaseeth_estimateExecutionGaseth_estimateGaseth_gasPriceeth_getBalanceeth_getBlockByHasheth_getBlockByNumbereth_getBlockReceiptseth_getBlockTransactionCountByHasheth_getBlockTransactionCountByNumbereth_getCodeeth_getFilterChangeseth_getFilterLogseth_getLogseth_getProofeth_getStorageAteth_getTransactionByBlockHashAndIndexeth_getTransactionByBlockNumberAndIndexeth_getTransactionByHasheth_getTransactionCounteth_getTransactionReceipteth_getUncleByBlockHashAndIndexeth_getUncleByBlockNumberAndIndexeth_getUncleCountByBlockHasheth_getUncleCountByBlockNumbereth_hashrateeth_miningeth_newBlockFiltereth_newFiltereth_newPendingTransactionFiltereth_protocolVersioneth_sendRawTransactioneth_subscribeeth_syncingeth_uninstallFiltereth_unsubscribenet_listeningnet_peerCountnet_versionrollup_gasPricesrollup_getInforpc_modulestrace_blocktrace_replayBlockTransactionstrace_transactionweb3_clientVersionweb3_sha3
db_getHexdb_getStringdb_putHexdb_putStringeth_compileLLLeth_compileSerpenteth_compileSolidityeth_getBlockRangeeth_getCompilerseth_getWorketh_sendTransactioneth_signeth_signTransactioneth_submitHashrateeth_submitWorkshh_addToGroupshh_getFilterChangesshh_getMessagesshh_hasIdentityshh_newFiltershh_newGroupshh_newIdentityshh_postshh_uninstallFiltershh_version
Last updated on January 1, 1970
1 min read
Method eth_getFilterChanges undefined ()
connect with WS protocol
eth_getFilterChanges
Polling method for a filter, which returns an array of logs whichoccurred since last poll.
Parameters
QUANTITY - string
The filter id.
Request
wscat -c wss://optimism.getblock.io/YOUR-API-KEY/mainnet/
# wait for connection and send the request body
{"jsonrpc": "2.0",
"method": "eth_getFilterChanges",
"params": ["0x16"],
"id": "getblock.io"}
Response
{
"error": {
"code": -32000,
"message": "filter not found"
},
"id": "getblock.io",
"jsonrpc": "2.0"
}
Start Building with GetBlock RPCs for Free
Previous
{ "overview": "Overview", "guides": "Guides", "get-started": "Get Started", "rpc-service": "Nodes Methods", "getblock-explorer": "Explorer API", "getblock-tracker": "Tracker API", "nodes-endpoints": "Nodes Endpoints" }
Next
{ "overview": "Overview", "guides": "Guides", "get-started": "Get Started", "rpc-service": "Nodes Methods", "getblock-explorer": "Explorer API", "getblock-tracker": "Tracker API", "nodes-endpoints": "Nodes Endpoints" }
