{"tier":"swarm","price_usd":0.0096,"price_micro_usdc":9600,"currency":"USDC","chain_id":8453,"treasury":"0x15184Bf50B3d3F52b60434f8942b7D52F2eB436E","settlement_protocol":"x402","notes":"Post-quantum-ready, ML-DSA-ready, dual-signature envelope."}