Module builder 

Constants

TEMPO_BROWSER_WEBAUTHN_DATA_SIZE 🔒

Viem’s Tempo formatter uses a 1,400-byte WebAuthn placeholder when the signature is not yet available. Tempo RPC encodes that size as a two-byte big-endian keyData value (0x0578).

Traits

FoundryTransactionBuilder

Composite transaction builder trait for Foundry transactions.