{"format":"safepay-receipt-1","issuer":"SafePay by NovaCorp Labs","keys":[{"alg":"EdDSA","crv":"Ed25519","kid":"6va2ZvttpwmkmJOR","kty":"OKP","use":"sig","x":"2jTIlyXHYzxrsyTBTbKxdIaHQeOviyXq4Q5Bqvybpd8"}],"signs":"Ed25519 over \"safepay-receipt-1\" LF sha256(canonical(body)), hex","spec":"AgentPOS agent-commerce-receipts, merchant receipt envelope"}