{"type":"firestarter.listing","listing":{"id":"lst_BM8Fqz_i","product_name":"Surfing Cowboy Button Up Shirt / Youth / Cactus","category":"Shirt","description":"The Seaesta Surf Surfing Cowboy print is our take on the coastal cowboy trend, using hand-drawn graphics and colors unique to Seaesta.\nThis exclusive Seaesta Surf print was hand-drawn in collaboration with our artist friends Jorge Campos and Abraham Jaramillo out of Monterrey, Nuevo Leon in Northern Mexico.\n\nFeatures a modern, slim fit for the raddest kids around. \n\nSizing:\n\nPlease note that this is not traditional juniors sizing. The size range runs from approximately 2T (small) to 9Y (XL). Sizes are approximate.\nSmall: approx 2/3\nMedium: approx 4/5\nLarge: approx 6/7\nExtra Large: approx 8/9\n\n\nWe recommend measuring a current button down shirt that fits your child well and then comparing those measurements to our size chart for sizing comparison.\n","images":["https://cdn.shopify.com/s/files/1/1122/0754/files/seaesta-surf-Surfing-Cowboy-Button-Up-Shirt-Youth-Cactus-front.jpg?v=1752164110","https://cdn.shopify.com/s/files/1/1122/0754/files/seaesta-surf-Surfing-Cowboy-Button-Up-Shirt-Youth-Cactus-detail.jpg?v=1752164112"],"price":54.5,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:48.059Z"},"share_url":"https://firestarter.network/l/lst_BM8Fqz_i","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_BM8Fqz_i' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Surfing Cowboy Button Up Shirt / Youth / Cactus' and a budget_max comfortably above $54.50 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."]}}