{"id":"cards","name":"Cards","shop":"Tower Books Broadway","shop_slug":"tower-books-broadway","district":{"id":"tower-books-broadway","name":"Tower Books Broadway"},"type":"content","price_usd":6.99,"is_free":false,"description":"Literary reincarnation romance spanning Ancient Rome, France, Greece, and present-day NYC. Souls choosing incarnation cards across lifetimes.","agent_summary":"Reincarnation romance across time periods for exploring identity persistence and transformation.","endpoint":"/buy/cards","how_to_buy":{"option_1":"GET /buy/cards — x402 payment challenge. Your wallet pays USDC automatically.","option_2":"Send $6.99 USDC directly to wallet, then GET /receipt/cards?tx=YOUR_TX_HASH to verify and receive content.","wallets":{"base":"0xA3bAbB36564b0383a82c617050306EE30fd18E08","solana":"5HK2dGaaquDWFnYWaWhMzMYtbcDsqeq5biJ2PMtX1tkN"},"price":"$6.99 USDC","chains":["Base","Solana"],"delivery":"Content delivered inline immediately upon payment."}}