{"type":"firestarter.listing","listing":{"id":"lst_NkwvjJA8","product_name":"Colorful Hearts Cat Harness Set","category":"Cat","description":"We have the purrfect harness and lead set to get your cat up and out! Our popular harnesses feature two, quick-release buckles that fasten in a snap for active cats, and all harness sets include a matching 4-foot lead. They are a breeze to get on and off by simply snapping one strap around their neck, just like a collar, and then snapping the other one around their tummy. Made from high-tensile strength nylon webbing and our artist designed polyester and nylon ribbons, Up Country cat harnesses will make your feline the fashionista of the neighborhood! Our harnesses are stain and fray resistant, and designed to last a lifetime. Set is beautifully packaged in a clear acetate gift box.\n\nMachine washable\nMade in the USA\nOne size fits most with adjustable buckles\n","images":["https://cdn.shopify.com/s/files/1/0453/1424/4770/products/ColorfulHeartsCatHarness.jpg?v=1624316622"],"price":21,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:32.110Z"},"share_url":"https://firestarter.network/l/lst_NkwvjJA8","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_NkwvjJA8' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Colorful Hearts Cat Harness Set' and a budget_max comfortably above $21.00 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."]}}