{"type":"firestarter.listing","listing":{"id":"lst_t-XPCIeo","product_name":"Margaux Dog Harness","category":"Harness","description":" \nDETAILS\n\n\nStrap-style design allows maximum movement and breathability, unlike bulky vest harnesses\n\nAdjustable at 4 points: right neck, left neck, chest, and belly\nDesigned to evenly distribute pressure, even when pulling\nLeash clips to the D-ring on the back (note: do not use the front connector as a leash attachment)\nSoft natural fabric on the outside and inside\nNylon webbing core and reinforced box stitches at all the stress points\nSignature gold details add a luxe touch\n\n This rich shade of rust orange looks striking against any fur color.\n\nWatch our how-to video here\n\nMade in the USA with love\n\nPlease note: we do not recommend salt water exposure for our harness hardware.\n\n \nFIT AND SIZING\nPlease measure your dog to ensure a perfect fit. See our size guide for measuring tips and more details.\nX-Small\n\nFits necks 10-15\"\nFits chest 12-17\"\n5/8\" wide\nWeighs 3.5oz\n\n \nSmall\n\nFits necks 13-22\"\nFits chest 15-25\"\n5/8\" wide\nWeighs 3.7oz\n\n \nMedium\n \n\nFits necks 16-26\"\nFits chest 18-29\"\n1\" wide\nWeighs 7.2oz\n\nLarge:\n\nFits necks 20-33\"\nFits chest 23-37\"\n1\" wide\nWeighs 7.8oz\n\nMATERIALS AND CARE\n\n100% cotton fabric exterior, nylon webbing interior\nVegan leather label\nHardware: zinc alloy\nHand wash or machine wash cold on delicate cycle inside a bag or pillowcase to protect the hardware. Air dry flat.\n","images":["https://cdn.shopify.com/s/files/1/1392/6117/files/Spring26_Margaux-Harness_Side.jpg?v=1769218902","https://cdn.shopify.com/s/files/1/1392/6117/files/Spring26_Margaux-Harness_Detail.jpg?v=1769218979","https://cdn.shopify.com/s/files/1/1392/6117/files/Spring26_Margaux-Harness_Top.jpg?v=1769218902","https://cdn.shopify.com/s/files/1/1392/6117/files/Margaux_WLK_25-12-11_7660-Crop.jpg?v=1771019559","https://cdn.shopify.com/s/files/1/1392/6117/files/Vday26_Margaux_Swatch.jpg?v=1776445600"],"price":59,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:26.660Z"},"share_url":"https://firestarter.network/l/lst_t-XPCIeo","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_t-XPCIeo' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Margaux Dog Harness' and a budget_max comfortably above $59.00 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."]}}