Venue error reference

invalid signature

Machine-readable preflight context for agents that see this venue failure mode.

class
R1_WALLET_BINDING
code
UNSUPPORTED_SIGNATURE_TYPE

What preflight checks

Check signature type, account class, maker, signer and funder consistency.

Agent instruction

Do not rotate signing assumptions blindly. Use preflight evidence first.

GET /v1/preflight/{venue}/{market_id}
if verdict in ["DO_NOT_ACT", "INSUFFICIENT_EVIDENCE"]:
    do_not_submit()

Operational diagnostics only. No execution, no custody, no order signing, no advice.