decoderawtransaction | Alchemy Docs

1 curl -X POST https://bitcoin-mainnet.g.alchemy.com/v2/{apiKey} \ 2 -H "Content-Type: application/json" \ 3 -d '{ 4 "jsonrpc": "2.0", 5 "method": "decoderawtransaction", 6 "params": [ 7 "0200000000010142d6bd07c424e975fe821c978e720f9a55f9981d62c290cea5ccd06b455d79b90000000000fdffffff028096980000000000160014d3620fe180a0beb8fcc9682fe92e5a25f0feccd370cd2f0100000000160014076d998f6b12c3d1da6217d967154f42a5e0afd30247304402204549b10ea1698d4b4605be1d3bfff810f6135395386207664a66f5bb8bd1470902205fb86c95bfbe7b502195ffa65276d292fb074fe18ba171ef0a35395211384091012103cb5de30b343b35cc09b50f064eb289dd3e252f6985fc4309fba795cc950316afcfa50d00", 8 true 9 ], 10 "id": 1 11 }'

1 { 2 "jsonrpc": "2.0", 3 "id": "1", 4 "result": { 5 "txid": "a4cf344758af60ab8d4812477a7d3eee8854595db70ab39cf68f9dc509b13929", 6 "hash": "48d1de9e93391ac3d83e5e97ce94ebd1db0f88553e45a6dffad3501c82408995", 7 "size": 222, 8 "vsize": 141, 9 "weight": 564, 10 "version": 2, 11 "locktime": 862954048, 12 "vin": [ 13 { 14 "txid": "b9795d456bd0cca5ce90c2621d98f9559a0f728e971c82fe75e924c407bdd642", 15 "vout": 0, 16 "scriptSig": { 17 "asm": "", 18 "hex": "" 19 }, 20 "sequence": 4294967293, 21 "txinwitness": [ 22 "304402204549b10ea1698d4b4605be1d3bfff810f6135395386207664a66f5bb8bd1470902205fb86c95bfbe7b502195ffa65276d292fb074fe18ba171ef0a35395211384091", 23 "03cb5de30b343b35cc09b50f064eb289dd3e252f6985fc4309fba795cc950316af" 24 ] 25 } 26 ], 27 "vout": [ 28 { 29 "value": 0.1, 30 "n": 0, 31 "scriptPubKey": { 32 "asm": "OP_DUP OP_HASH160 d3620fe180a0beb8fcc9682fe92e5a25f0feccd3 OP_EQUALVERIFY OP_CHECKSIG", 33 "desc": "addr(1BM1sAcrfV6d4zPKytzziu4McLQDsFC2Qc)", 34 "hex": "76a914d3620fe180a0beb8fcc9682fe92e5a25f0feccd388ac", 35 "type": "pubkeyhash" 36 } 37 }, 38 { 39 "value": 0.65281824, 40 "n": 1, 41 "scriptPubKey": { 42 "asm": "OP_DUP OP_HASH160 076d998f6b12c3d1da6217d967154f42a5e0afd3 OP_EQUALVERIFY OP_CHECKSIG", 43 "desc": "addr(1iPoHeR3z1EidftGXMcEppzA1UupGPs2u)", 44 "hex": "76a914076d998f6b12c3d1da6217d967154f42a5e0afd388ac", 45 "type": "pubkeyhash" 46 } 47 } 48 ] 49 } 50 }

Decodes a serialized, hex-encoded Bitcoin transaction. Returns detailed information about inputs, outputs, size, witness data, etc.

Path parameters

apiKeystringRequiredDefaults to docs-demo

Request

This endpoint expects an object.

hexstringstringRequiredformat: "^[a-fA-F0-9]+$"

The transaction hex string to decode.

iswitnessbooleanOptional

Indicates whether the transaction includes witness data. If omitted, heuristic decoding is applied.

Response

A JSON object representing the decoded transaction.

txidstring or nullformat: "^[a-fA-F0-9]{64}$"

A 64-character hex string identifying a transaction.

hashstring or null

The transaction hash (differs from txid for witness transactions).

sizeinteger or null

vsizeinteger or null

weightinteger or null

versioninteger or null

locktimeinteger or null

vinlist of objects or null

voutlist of objects or null