{"id":"diff_checker","name":"Diff Checker","shop":"Jade Circuit Tools","shop_slug":"jade-circuit-tools","district":{"id":"jade-circuit","name":"Jade Circuit"},"type":"content","price_usd":4.99,"is_free":false,"description":"Text comparison and diff utility — from Jade Circuit Tools","agent_summary":"Text comparison for change detection and version difference analysis.","endpoint":"/buy/diff_checker","how_to_buy":{"option_1":"GET /buy/diff_checker — x402 payment challenge. Your wallet pays USDC automatically.","option_2":"Send $4.99 USDC directly to wallet, then GET /receipt/diff_checker?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."}}