trace_replayTransaction

1 curl -X POST https://eth-mainnet.g.alchemy.com/v2/{apiKey} \ 2 -H "Content-Type: application/json" \ 3 -d '{ 4 "jsonrpc": "2.0", 5 "method": "trace_replayTransaction", 6 "params": [ 7 "0x02d4a872e096445e80d05276ee756cefef7f3b376bcec14246469c0cd97dad8f", 8 [ 9 "trace" 10 ] 11 ], 12 "id": 1 13 }'

1 { 2 "jsonrpc": "2.0", 3 "id": "1", 4 "result": { 5 "jsonrpc": "2.0", 6 "id": 0, 7 "result": { 8 "output": "0x", 9 "stateDiff": null, 10 "trace": [ 11 { 12 "name": "trace item", 13 "value": { 14 "action": { 15 "callType": "call", 16 "from": "0x6f1fb6efdf50f34bfa3f2bc0e5576edd71631638", 17 "gas": "0x1dcd11f8", 18 "input": "0xa67a6a45000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000", 19 "to": "0x1e0447b19bb6ecfdae1e4ae1694b0c3659614e4e", 20 "value": "0x0" 21 }, 22 "result": { 23 "gasUsed": "0x0", 24 "output": "0x" 25 }, 26 "subtraces": 0, 27 "traceAddress": [], 28 "transactionHash": "0x02d4a872e096445e80d05276ee756cefef7f3b376bcec14246469c0cd97dad8f", 29 "transactionPosition": 0, 30 "type": "call" 31 } 32 } 33 ], 34 "vmTrace": null 35 } 36 } 37 }

Traces a call to eth_sendRawTransaction without executing it, returning the traces.

Path parameters

apiKeystringRequired

Request

This endpoint expects an object.

transactionHashstringRequiredformat: "^0[xX][0-9A-Fa-f]{64}$"

Transaction hash of the raw transaction to be replayed.

traceTypeslist of enumsRequired

Array of trace types to return. Valid values include “trace” and “stateDiff”.

Allowed values:

Response

Returns the trace result from replaying the transaction.

outputstringOptional

stateDiffstringOptional

tracelist of objectsOptional

vmTracestringOptional