POST
/
2fc1de7f08c0465f6a28e3c355e0cb14
debug_getModifiedAccountsByHash
curl --request POST \
  --url https://base-mainnet.core.chainstack.com/2fc1de7f08c0465f6a28e3c355e0cb14 \
  --header 'Content-Type: application/json' \
  --data '{
  "jsonrpc": "2.0",
  "method": "debug_getModifiedAccountsByHash",
  "id": 1,
  "params": [
    "0x5208b53713adbfe3397055946b487b16c45f018dee8213df81b3f4ccb9b3142d"
  ]
}'
{
  "jsonrpc": "<string>",
  "id": 123,
  "result": [
    "<string>"
  ]
}
The debug_getModifiedAccountsByHash RPC method retrieves a list of accounts that were modified in a specific block, identified by the block’s hash. This method is useful for developers and analysts who need to track changes to the state of accounts within a particular block for debugging or analytical purposes.
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Request

To use debug_getModifiedAccountsByHash, you should send a POST request with a JSON RPC call in the body.

​
Parameters

  • Block Hash (string): The hash of the block for which to retrieve the list of modified accounts.

​
Response

The response will be an array of account addresses (as strings) that were modified in the specified block.
  • result (array): The addresses of the accounts modified in the specified block.

​
Use case

The debug_getModifiedAccountsByHash method is essential for:
  • Developers debugging contract interactions within specific blocks.
  • Analysts tracking state changes for forensic or audit purposes.
  • Tools and services monitoring the Base state for changes to specific accounts within a block.

Body

application/json

Response

200 - application/json

A list of accounts modified in the specified block

The response is of type object.