{"type":"firestarter.listing","listing":{"id":"lst_CPgJeE40","product_name":"Serious Steel Fitness - 5\" Foam Massage Ball","category":"Lacrosse Ball","description":"\n  \n5 in diameter: Target trigger points and sore muscles with precise pressure to provide deep tissue massage.\n  \nMulti-directional roll: Deliver focused massage to hard-to-reach areas and support muscle recovery.\n  \nHigh-density foam: Ensure consistent, adequate pressure to deliver deep tissue massage during self-massage.\n  \nDurable material: Withstand regular use, keep shape, and provide reliable support for your self-massage needs.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/SSF-Black-Massage-Ball_On-White-3_1500x1500_78994370-8061-4dbe-90cc-32111c31b5f8.jpg?v=1780586307","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/SSF-Black-Massage-Ball_In-Use-On-Back-On-Black-Mat_Cropped-1.jpg?v=1780586312","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/SSF-Black-Massage-Ball_In-Use-On-Yoga-Mat-Pink_1.jpg?v=1780586307","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/SSF-Black-Massage-Ball-2020_-Jacob-IT-Band_1.jpg?v=1780586307","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/massageball_final-01.jpg?v=1780586312","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/MassageBall_EBC-07_40471b56-e6e1-4750-adc8-ee3117a78101.jpg?v=1780586307"],"price":18.9,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:04.538Z"},"share_url":"https://firestarter.network/l/lst_CPgJeE40","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_CPgJeE40' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Serious Steel Fitness - 5\" Foam Massage Ball' and a budget_max comfortably above $18.90 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."]}}