{"protocol":"yard-receipt-v0","signer":"hmac-sha256-v1","signing":"closed","product":"leaguehost","custody":"none","receipts_are":"reputation_and_history_only","envelope_fields":["receipt_id","passport_id","tenant_id","product","action","at","policy_version","reason_code","payload_hash","signature"],"actions":["league_run","brand_activation_booked"],"passport":{"passport_id":"pass_placeholder","status":"stub","auth":"unwired"},"receipts":[],"notice":"Receipts are reputation and history only. They are not balances, deposits, prize claims, or payout records."}