zks_getBytecodeByHash

POST

/{apiKey}

Retrieves the bytecode of a transaction by its hash.

Path Parameters

stringrequireddefaults to docs-demo

For higher throughput, create your own API key

Request

stringformat: "^0x[0-9a-f]{64}$"required

The hash of the transaction.

Responses

200

Array of the transaction's bytecode.

Array of bytes representing the bytecode.

POST/v2/{apiKey}

curl --request POST \  --url https://zksync-mainnet.g.alchemy.com/v2/docs-demo \  --header 'Content-Type: application/json' \  --data '{  "jsonrpc": "2.0",  "id": 1,  "method": "zks_getBytecodeByHash",  "params": [    "0x0100067d861e2f5717a12c3e869cfb657793b86bbb0caa05cc1421f16c5217bc"  ]}'

200Success

{  "jsonrpc": "2.0",  "id": 1,  "result": [    0,    4,    0,    255,    18,    34  ]}

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