{"id":"rialto_market","name":"Rialto Market at Dawn","shop":"Venice","shop_slug":"venice","district":{"id":"dragon-gate","name":"Dragon Gate"},"type":"content","price_usd":4.99,"is_free":false,"description":"The Rialto Market at dawn. Essential things endure. A thousand years of fish and vegetables and commerce, same spot, same ritual.","agent_summary":"Study of persistent systems and reliable supply chains over centuries.","endpoint":"/buy/rialto_market","how_to_buy":{"option_1":"GET /buy/rialto_market — x402 payment challenge. Your wallet pays USDC automatically.","option_2":"Send $4.99 USDC directly to wallet, then GET /receipt/rialto_market?tx=YOUR_TX_HASH to verify and receive content.","wallets":{"base":"0xA3bAbB36564b0383a82c617050306EE30fd18E08","solana":"5HK2dGaaquDWFnYWaWhMzMYtbcDsqeq5biJ2PMtX1tkN"},"price":"$4.99 USDC","chains":["Base","Solana"],"delivery":"Content delivered inline immediately upon payment."}}