{"type":"firestarter.listing","listing":{"id":"lst_lt3RHTgw","product_name":"Magnesium Oil Spray","category":"Apothecary","description":"High Strength Magnesium Body Spray For Joints, Muscles &amp; Sleep Spritz Napiers soothing magnesium spray onto the body wherever the need is felt. Especially good when massaged into back or leg muscles. \n10 sprays provides 200mg of pure elemental magnesium. Some tingling may naturally occur when first applied and indicates rapid absorption. Use Napiers magnesium spray as often as wanted and repeat frequently. \nShake before use. Free from artificial preservatives.\nNapiers has been a natural apothecary in the UK since 1831.  \nMade in the UK","images":["https://cdn.shopify.com/s/files/1/1328/2787/files/magoil-_1.jpg?v=1740265401","https://cdn.shopify.com/s/files/1/1328/2787/files/magoil.jpg?v=1740265401","https://cdn.shopify.com/s/files/1/1328/2787/files/magoil2.webp?v=1740265401"],"price":23,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:43:47.154Z"},"share_url":"https://firestarter.network/l/lst_lt3RHTgw","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_lt3RHTgw' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Magnesium Oil Spray' and a budget_max comfortably above $23.00 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."]}}