trace_get | Alchemy Docs

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_get", 6 "params": [ 7 "0x17104ac9d3312d8c136b7f44d4b8b47852618065ebfa534bd2d3b5ef218ca1f3", 8 [ 9 "0x0" 10 ] 11 ], 12 "id": 1 13 }'

1 { 2 "result": { 3 "jsonrpc": "2.0", 4 "id": 0, 5 "result": { 6 "action": { 7 "callType": "call", 8 "from": "0x1c39ba39e4735cb65978d4db400ddd70a72dc750", 9 "gas": "0x13e99", 10 "input": "0x16c72721", 11 "to": "0x2bd2326c993dfaef84f696526064ff22eba5b362", 12 "value": "0x0" 13 }, 14 "blockHash": "0x7eb25504e4c202cf3d62fd585d3e238f592c780cca82dacb2ed3cb5b38883add", 15 "blockNumber": 3068185, 16 "result": { 17 "gasUsed": "0x183", 18 "output": "0x0000000000000000000000000000000000000000000000000000000000000001" 19 }, 20 "subtraces": 0, 21 "traceAddress": [ 22 "0x0" 23 ], 24 "transactionHash": "0x17104ac9d3312d8c136b7f44d4b8b47852618065ebfa534bd2d3b5ef218ca1f3", 25 "transactionPosition": 2, 26 "type": "call" 27 } 28 }, 29 "jsonrpc": "2.0", 30 "id": "1" 31 }

Returns the trace at a given position for a transaction.

Path parameters

apiKeystringRequired

Request

This endpoint expects an object.

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

Transaction hash.

traceIndexeslist of stringsRequired

Array of trace index positions (in hex) to retrieve from the transaction.

Response

Returns the trace object corresponding to the provided index(es).

actionobjectOptional

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

blockNumberintegerOptional

resultobjectOptional

subtracesintegerOptional

traceAddresslist of stringsOptional

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

transactionPositionintegerOptional

typestringOptional