debug_traceTransaction RPC Method

Please note that this RPC method is available to all users on the Growth plan and higher. If you are using the Free or Starter plan, you will need to upgrade to utilize this method. See our pricing for more information.

Parameters

transactionHash

string

REQUIRED

The transaction hash that needs to be traced, encoded in hexadecimal format

object

object

REQUIRED

The tracer object with the following fields:

tracer

string

The type of tracer. It could be callTracer or prestateTracer

callTracer

string

The calltracer keeps track of all call frames, including depth 0 calls, that are made during a transaction

prestateTracer

string

The prestateTracer replays the transaction and tracks every part of state that occured during the transaction

tracerConfig

object

The object to specify the configurations of the tracer

onlyTopCall

boolean

When set to true, this will only trace the primary (top-level) call and not any sub-calls. It eliminates the additional processing for each call frame

diffMode

boolean

When set to true, enables a differential tracing mode, highlighting variations in execution between multiple calls or states

timeout

string

A string of decimal integers that overrides the JavaScript-based tracing calls default timeout of 5 seconds

Returns

type

The type of the call

from

The address the transaction is sent from

to

The address the transaction is directed to

value

The integer of the value sent with this transaction

gas

The integer of the gas provided for the transaction execution

gasUsed

The integer of the gas used

input

The data given at the time of input

output

The data which is returned as an output

error

The type of error, if any

revertReason

The type solidity revert reason, if any

calls

A list of sub-calls

Request

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curl https://docs-demo.bsc.quiknode.pro/ \
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-X POST \
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-H "Content-Type: application/json" \
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--data '{"method":"debug_traceTransaction","params":["0x0ff2022252b448cb86c90653ac26f432669f1dc29c74f3586e143ce1e386c00a", {"tracer": "callTracer"}], "id":1,"jsonrpc":"2.0"}'
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