{"product_id":"x402-protocol-guide","title":"x402 Protocol Guide","description":"\u003cp\u003e\u003cb\u003eFollow the HTTP 402 payment sequence and distinguish spending approval, settlement and API delivery.\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003ex402 Protocol Guide is a 4-page PDF field guide. HTTP 402 payment challenges, caller approval and API delivery checks.\u003c\/p\u003e\u003cp\u003e• Follow the request, HTTP 402 challenge, payment, retry and delivery sequence.\u003c\/p\u003e\u003cp\u003e• Inspect asset, network, recipient, amount and the intended resource.\u003c\/p\u003e\u003cp\u003e• Keep spending authorization narrow and caller controlled.\u003c\/p\u003e\u003cp\u003e• Separate settlement evidence from correct, accepted API delivery.\u003c\/p\u003e\u003cp\u003eIncludes a quick-reference workflow and primary-source notes.\u003c\/p\u003e\u003cp\u003eEducational information only. Verify current official sources and your own circumstances. No trading return, ranking, citation, traffic or business outcome is guaranteed.\u003c\/p\u003e","brand":"SCRIPTMASTERLABS [Author]","offers":[{"title":"Digital PDF","offer_id":56394569580849,"sku":"SML-X402-001","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1008\/9385\/1953\/files\/x402-protocol-guide.jpg?v=1789926116","url":"https:\/\/shop.scriptmasterlabs.com\/products\/x402-protocol-guide","provider":"My Store","version":"1.0","type":"link"}