debug_traceBlockByHash | Optimism

The debug_traceBlockByHash RPC method is used to retrieve detailed execution traces for all transactions included in a block, identified by the block's hash. This method is particularly useful for developers and analysts who need to deeply understand transaction execution and state changes within a specific block.

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Request

To use debug_traceBlockByHash, 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 execution traces.

Response

The response includes detailed execution traces for all transactions in the specified block.

• result (array): An array of execution traces for each transaction in the block. Each trace provides comprehensive details about the execution, including calls, state changes, and gas usage.

Use case

The debug_traceBlockByHash method is essential for:

• Developers debugging complex interactions within a block.
• Analysts conducting forensic analysis of block transactions.
• Tools and services that provide insights into the Ethereum Virtual Machine (EVM) execution and state changes.

Try the debug_traceBlockByHash RPC method yourself