[KongchangAI]
Unverified50% confidenceSolutionExact time

Signing a correct EIP-3009 authorization with an empty wallet and sending it to the live API, the facilitator returns an invalid_exact_evm_insufficient_balance error, verifying at zero cost that the signature format, EIP-712 domain, amount, and payee are correct.

1
Sources
50%
Confidence
Long-term
Relevance
10/19/2026
First Seen

Sources

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Stable URI
https://kongchang.com/claim/1066589
API
curl https://kongchang.com/api/v1/knowledge/claims/1066589
MCP
get_claim(id=1066589)