{"type":"firestarter.listing","listing":{"id":"lst_EB_JkvIZ","product_name":"Wavelengths Medium","category":"Holds","description":"Mid-size wave features that prioritize movement over grip depth. These work well as directional sidepulls and shallow edges, staying open-handed across most orientations. The dual-texture surface introduces uneven reliability, keeping climbers engaged and slightly guessing.","images":["https://cdn.shopify.com/s/files/1/0424/1145/files/wavelengths-medium-so-ill-white-12-01-so-ill-7697187.jpg?v=1768589540","https://cdn.shopify.com/s/files/1/0424/1145/files/wavelengths-medium-so-ill-white-12-01-so-ill-8168039.jpg?v=1768589540"],"price":117,"currency":"USD","in_stock":true,"inventory_qty":419958,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:48.624Z"},"share_url":"https://firestarter.network/l/lst_EB_JkvIZ","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_EB_JkvIZ' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Wavelengths Medium' and a budget_max comfortably above $117.00 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."]}}