{"type":"firestarter.listing","listing":{"id":"lst_z-0z2d64","product_name":"Stem Roller Ramp Arcade Game","category":"Curated","description":"Engineer the game and take your best shot! This interactive STEM toy lets kids build a working mechanical ball launcher and learn while they play. Drop a metal ball into the launcher, rotate to aim, and pull back the plunger to send it soaring up the ramp toward the target board. \nScore 25, 50, 75, or 100 points — then pull your matching ticket to crown the arcade champ! A fun blend of science, engineering, and mechanical design, this kit introduces kids to potential and kinetic energy through hands-on play. Perfect for classrooms, after-school programs, STEM activities, or family game night, this educational game delivers arcade-style fun while building critical thinking and problem-solving skills.","images":["https://cdn.shopify.com/s/files/1/1751/9263/files/f841a00541d0ca887a9018ee34659d5ebe132b163ccb1eb19ba5ffe3713b45f4_5326d9a8-bc04-4b1f-9f36-aa987f7ee26c.webp?v=1757029148","https://cdn.shopify.com/s/files/1/1751/9263/files/9bbb65a4f2294d87fb6450c28657caa4de8a06df29ab09981d31e71450858b11_60e6fc81-df2a-47df-babd-1f9901769253.webp?v=1757029148","https://cdn.shopify.com/s/files/1/1751/9263/files/9ed51fe717b1001ff2b2ea6e3f175d0adfec5f2f9ba7cbbc3ecc6b71fc51977f_2942f43d-78be-4ffc-91cc-05b52c9a3354.webp?v=1757029148","https://cdn.shopify.com/s/files/1/1751/9263/files/ab7b8712a10e7389b02897043af156e77dd5b3edec26a7f1eb14a60c1a61908b_332b16a4-56bf-4ddb-bfd3-d89f9100e90d.webp?v=1757029148","https://cdn.shopify.com/s/files/1/1751/9263/files/cfe9154e957aae1e81a3bc5c622a402f046e28a8a905fab90bbf456761441b47_b5f17fba-0fdf-452e-8eb0-13e4a68ad634.webp?v=1757029148","https://cdn.shopify.com/s/files/1/1751/9263/files/d89a53e3d31bb1f727e48adece7de197b0f710072fe72ee5cd4c4a3563e6f903_7d3562f0-daa0-4100-a496-6e7137b4d154.webp?v=1757029148"],"price":25,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:43:46.570Z"},"share_url":"https://firestarter.network/l/lst_z-0z2d64","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_z-0z2d64' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Stem Roller Ramp Arcade Game' and a budget_max comfortably above $25.00 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."]}}