{"type":"firestarter.listing","listing":{"id":"lst_mJ_Ojt8k","product_name":"Gymshark Physique Long Sleeve T-Shirt - Grey/Black","category":"Mens>Apparel>LS Tops>t_shirt","description":"LOOK WHAM, LIFT HEAVYPhysique-enhancing seamless tops that show off the work you’ve put in.\nPhysique-enhancing ribbed panels & raglan sleeves\nMuscle fit shows off the work you’ve put in \nComfortable ultra-soft fabric & flatlock seams\nRibbed collar & mock neck\nJacquard logos\nSIZE & FIT\nMuscle fit\nRegular length \nModel is 6'2\" and wears L\nMATERIALS & CARE71% Nylon, 24% Polyester, 5% ElastaneSKU: A4C6G-GB78","images":["https://cdn.shopify.com/s/files/1/0156/6146/files/images-STLST_ShirtGSOnyxGreyGSBlackA4C6G_GB78_0107_V2.jpg?v=1769000921","https://cdn.shopify.com/s/files/1/0156/6146/files/images-STLST_ShirtGSOnyxGreyGSBlackA4C6G_GB78_0114_V2.jpg?v=1769000921","https://cdn.shopify.com/s/files/1/0156/6146/files/images-STLST_ShirtGSOnyxGreyGSBlackA4C6G_GB78_0111_V2.jpg?v=1769000921","https://cdn.shopify.com/s/files/1/0156/6146/files/images-STLST_ShirtGSOnyxGreyGSBlackA4C6G_GB78_0116_V2.jpg?v=1769000921","https://cdn.shopify.com/s/files/1/0156/6146/files/images-STLST_ShirtGSOnyxGreyGSBlackA4C6G_GB78_0118_V2.jpg?v=1769000921","https://cdn.shopify.com/s/files/1/0156/6146/files/images-STLST_ShirtGSOnyxGreyGSBlackA4C6G_GB78_0122_V2.jpg?v=1769000921"],"price":53.2,"currency":"USD","in_stock":true,"inventory_qty":39996,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:23.490Z"},"share_url":"https://firestarter.network/l/lst_mJ_Ojt8k","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 ","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_mJ_Ojt8k' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Gymshark Physique Long Sleeve T-Shirt - Grey/Black' and a budget_max comfortably above $53.20 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."]}}