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debug_traceTransaction RPC Method

Returns all traces of a given transaction.

Updated on
Jun 15, 2026
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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

timeout
string

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

Returns

object
object

The transaction trace call object or null if no trace was found

from
string

The address the call was made from

gas
string

The amount of gas provided for the call encoded as hexadecimal

gasUsed
string

The amount of gas consumed during the call encoded as hexadecimal

to
string

The address the call was made to

input
string

The data sent with the call

value
string

The amount of value transferred in wei encoded as hexadecimal

type
string

The type of the call such as CALL or STATICCALL

Request
Response
1
{
2
"jsonrpc": "2.0",
3
"id": 1,
4
"result": {
5
"calls": [
6
{
7
"from": "0x4200000000000000000000000000000000000015",
8
"gas": "0xe9b52",
9
"gasUsed": "0x3fdf",
10
"input": "0x440a5e20000007d0000dbba0000000000000000b00000000672cc02300000000014282c2000000000000000000000000000000000000000000000000000000032b5a2481000000000000000000000000000000000000000000000000000000000007dcc27f63f53bba0ae499651943bdda527a116df9f2529fd15b88be3b9bc46094d9ad0000000000000000000000002f60a5184c63ca94f82a27100643dbabe4f3f7fd",
11
"to": "0xc0d3c0d3c0d3c0d3c0d3c0d3c0d3c0d3c0d30015",
12
"type": "DELEGATECALL",
13
"value": "0x0"
14
}
15
],
16
"from": "0xdeaddeaddeaddeaddeaddeaddeaddeaddead0001",
17
"gas": "0xf4240",
18
"gasUsed": "0xab96",
19
"input": "0x440a5e20000007d0000dbba0000000000000000b00000000672cc02300000000014282c2000000000000000000000000000000000000000000000000000000032b5a2481000000000000000000000000000000000000000000000000000000000007dcc27f63f53bba0ae499651943bdda527a116df9f2529fd15b88be3b9bc46094d9ad0000000000000000000000002f60a5184c63ca94f82a27100643dbabe4f3f7fd",
20
"to": "0x4200000000000000000000000000000000000015",
21
"type": "CALL",
22
"value": "0x0"
23
}
24
}
1
{
2
"jsonrpc": "2.0",
3
"id": 1,
4
"result": {
5
"calls": [
6
{
7
"from": "0x4200000000000000000000000000000000000015",
8
"gas": "0xe9b52",
9
"gasUsed": "0x3fdf",
10
"input": "0x440a5e20000007d0000dbba0000000000000000b00000000672cc02300000000014282c2000000000000000000000000000000000000000000000000000000032b5a2481000000000000000000000000000000000000000000000000000000000007dcc27f63f53bba0ae499651943bdda527a116df9f2529fd15b88be3b9bc46094d9ad0000000000000000000000002f60a5184c63ca94f82a27100643dbabe4f3f7fd",
11
"to": "0xc0d3c0d3c0d3c0d3c0d3c0d3c0d3c0d3c0d30015",
12
"type": "DELEGATECALL",
13
"value": "0x0"
14
}
15
],
16
"from": "0xdeaddeaddeaddeaddeaddeaddeaddeaddead0001",
17
"gas": "0xf4240",
18
"gasUsed": "0xab96",
19
"input": "0x440a5e20000007d0000dbba0000000000000000b00000000672cc02300000000014282c2000000000000000000000000000000000000000000000000000000032b5a2481000000000000000000000000000000000000000000000000000000000007dcc27f63f53bba0ae499651943bdda527a116df9f2529fd15b88be3b9bc46094d9ad0000000000000000000000002f60a5184c63ca94f82a27100643dbabe4f3f7fd",
20
"to": "0x4200000000000000000000000000000000000015",
21
"type": "CALL",
22
"value": "0x0"
23
}
24
}
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