{"type":"firestarter.listing","listing":{"id":"lst_W64BJUoL","product_name":"Titanium Buff. Half pan, full pan or bottle cap of handmade watercolor paint","category":null,"description":"This pale, opaque watercolor paint is one of my favorites for its versatility on the palette.  Use it to tint colors, making them more pastel. It's a light cream color, with good opacity, and can be used on top of dry watercolor for details.  \n\nColor index: Pw6\nLightfastness: excellent\nTransparency: Semi\nTinting Strength: average\nToxicity: Non-toxic\nShimmer: no\n","images":["https://cdn.shopify.com/s/files/1/0607/2126/6875/products/il_fullxfull.2137624241_guq4.jpg?v=1639431080","https://cdn.shopify.com/s/files/1/0607/2126/6875/products/il_fullxfull.2090060330_97nq.jpg?v=1639431085","https://cdn.shopify.com/s/files/1/0607/2126/6875/products/il_fullxfull.2090060328_k9i6.jpg?v=1639431090","https://cdn.shopify.com/s/files/1/0607/2126/6875/products/il_fullxfull.2090060352_f7gl.jpg?v=1639431092"],"price":18,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:19.676Z","product_rating":null,"product_rating_count":0,"seller_rating":null,"seller_rating_count":0,"units_sold":0,"reviews":{"count":0,"top":[]},"videos":[]},"share_url":"https://firestarter.network/l/lst_W64BJUoL","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_W64BJUoL' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Titanium Buff. Half pan, full pan or bottle cap of handmade watercolor paint' and a budget_max comfortably above $18.00 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."]}}