Creates a filter object, based on filter options, to notify when the state changes (logs).
Supported on Fantom (mainnet) only.
Parameters
object
- The transaction response object which contains the following filter information:
fromBlock
- string - (optional) 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-chaintoBlock
- string - (optional) 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-chainaddress
- string - (optional) The contract address or a list of addresses from which logs should originatetopics
- string - (optional) An array of DATA topics and also, the topics are order-dependent.
Returns
result
- It returns a filter id to be used when calling eth_getFilterChanges
API Endpoint
The format of a Fantom API endpoint is
https://open-platform.nodereal.io/{{apiKey}}/fantom/
Here is an example:
https://open-platform.nodereal.io/4c0a1c23661a4e26bcbcwed461e34ea9/fantom/
Example
Request
curl https://open-platform.nodereal.io/{{apiKey}}/fantom/ \
-X POST \
-H "Content-Type: application/json" \
--data '{"jsonrpc":"2.0","method":"eth_newFilter","params":[{"fromBlock": "0xe20360", "toBlock": "0xe20411", "address": "0x6b175474e89094c44da98b954eedeac495271d0f","topics": []}],"id":1}'
Result