{"type":"firestarter.listing","listing":{"id":"lst_TFN1wUUF","product_name":"Mortgage Lifter (Halladay's) Pole Tomato Seeds","category":"Seeds & Plants","description":"Originating in Kentucky in the 1930s, the Halladay strain of this classic Mortgage Lifter tomato has been carefully preserved by the Halladay family for three generations. Known for its hefty 1–2 lb pink beefsteak fruits, this indeterminate heirloom boasts crack-resistant skin and a rich, old-fashioned flavor. Expect generous harvests of beautifully balanced tomatoes perfect for hearty slices and summer sandwiches.","images":["https://cdn.shopify.com/s/files/1/0658/5693/0045/files/0007i_Tomato-Pole-Mortgage-Lifter.jpg?v=1779317842","https://cdn.shopify.com/s/files/1/0658/5693/0045/files/0007si_Tomato-Pole-Mortgage-Lifter.jpg?v=1779317842","https://cdn.shopify.com/s/files/1/0658/5693/0045/files/0007w_Tomato-Pole-Mortgage-Lifter.jpg?v=1779317841"],"price":2.69,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-07-03T16:15:20.757Z"},"share_url":"https://firestarter.network/l/lst_TFN1wUUF","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_TFN1wUUF' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Mortgage Lifter (Halladay's) Pole Tomato Seeds' and a budget_max comfortably above $2.69 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."]}}