{"type":"firestarter.listing","listing":{"id":"lst_9J3COVtX","product_name":"Costata Romanesco Summer Squash Seeds","category":"Seeds & Plants","description":"Costata Romanesco' delivers a manageable harvest of high-quality, fluted fruits with complex flavor and firm texture. The striped and mottled skin stays tender even to 18\", though in Italy they are picked at 4\"-5\" with the blossoms still attached. Large production of male blossoms for stuffing.","images":["https://cdn.shopify.com/s/files/1/0658/5693/0045/files/3175i_Squash-Summ-Costata-Romanesco-ORG_fnnua1_fbe9f4b8-7e58-4a64-85db-56399b6ecf6b.jpg?v=1773115464","https://cdn.shopify.com/s/files/1/0658/5693/0045/files/3175si_Squash-Summ-Costata-Romanesco-ORG_1fb49e03-3709-4897-ba21-8a35593a5ed8.jpg?v=1773115464","https://cdn.shopify.com/s/files/1/0658/5693/0045/files/3175w_Squash-Summ-Costata-Romanesco-ORG_ibdmd3_9613b827-8d3e-4228-a5dd-5f9631b89852.jpg?v=1773115464","https://cdn.shopify.com/s/files/1/0658/5693/0045/files/ostata-romanesco-summer-squash-seeds.jpg?v=1773115464"],"price":3.49,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:03.131Z"},"share_url":"https://firestarter.network/l/lst_9J3COVtX","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 ","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_9J3COVtX' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Costata Romanesco Summer Squash Seeds' and a budget_max comfortably above $3.49 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."]}}