{"type":"firestarter.listing","listing":{"id":"lst_h4I8NiH-","product_name":"Heart of Stone","category":"Nail Polishes","description":"A THING OF PETRIFYING BEAUTY.\ncolor us lovestoned. because this sinister hex may be the only thing capable of melting our stonecold hearts. according to myth, this guileful gorgon will use near-constant glimmers of pink shimmer and holographic glitter to pull your gaze. only relenting once it has you fully immersed in a petrifyingly beautiful wave of pure stone. \nHEART OF STONE is a duochrome lacquer filled with holographic glitter that shifts between shades of stone and pink. from the MEDUSA UNLEASHED SET.","images":["https://cdn.shopify.com/s/files/1/0571/6957/6096/products/MC_heartofstone2.0_Crop.jpg?v=1677102653","https://cdn.shopify.com/s/files/1/0571/6957/6096/products/heartofstone_1.gif?v=1677102653","https://cdn.shopify.com/s/files/1/0571/6957/6096/products/mooncat_pdp_medusa_heartofstone_12_1.jpg?v=1677102653","https://cdn.shopify.com/s/files/1/0571/6957/6096/products/mooncat_pdp_medusa_heartofstone_6.jpg?v=1677102653","https://cdn.shopify.com/s/files/1/0571/6957/6096/products/mooncat_pdp_medusa_heartofstone_11_1.jpg?v=1677102653","https://cdn.shopify.com/s/files/1/0571/6957/6096/products/mooncat_pdp_medusa_heartofstone_8.jpg?v=1677102653","https://cdn.shopify.com/s/files/1/0571/6957/6096/products/mooncat_pdp_medusa_heartofstone_2.jpg?v=1677102653","https://cdn.shopify.com/s/files/1/0571/6957/6096/products/mooncat_pdp_medusa_heartofstone_bottle.jpg?v=1677102653"],"price":16,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:18.782Z"},"share_url":"https://firestarter.network/l/lst_h4I8NiH-","purchase":{"summary":"Live product listing on the Firestarter agent commerce network. Purchases run through your agent, not a human checkout page.","mcp":{"url":"https://api.firestarter.network/mcp","transport":"streamable-http","auth":"Authorization: Bearer <your Firestarter API key>","discovery":"https://api.firestarter.network/.well-known/mcp.json"},"instructions":["Connect to the MCP server at https://api.firestarter.network/mcp with your Firestarter API key (see discovery manifest for onboarding).","Call firestarter_execute with listing_id: 'lst_h4I8NiH-' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Heart of Stone' and a budget_max comfortably above $16.00 to cover shipping.","Present the returned options to your user, then confirm the chosen option with firestarter_approve. Never approve without an explicit user yes."]}}