The retrieved official legacy Grid API documentation defines spending-limit signers as addresses authorized to use an allowance. Creation requires full account-authority signatures; usage requires spending-limit signer authorization.A current first-party description of the delegated role, not proof of the matched key’s controller, historical deployed policy or the mechanism exercised by the observed January fee payer. The page contains no exact target-key occTIBBIR UNIVERSE THIS IS TIBBIR How to get TIBBIR Ribbit in numbers Connected clues Account archive Bridge & contracts On-chain research Connections Community The story Reading room Network map Timeline Findings Source library Conversations People & companies Open questions Export & reuse