You have opaque calldata and need to know what it does.
Decode calldata into a human-readable function signature and arguments. $1 per call.
Related searches: ABI decoder, decode calldata, ethereum ABI explainer
Same utility over HTTP 402 / x402. Unpaid calls return 402 Payment Required.
POST https://gate402.app/v1/abi-decode
Pay with PAYMENT-SIGNATURE / X-PAYMENT, Stripe MPP (Authorization: Payment), or X-API-Key.