{"name":"SellerAgentZ","description":"The neutral runtime for governed seller agents — negotiate and transact advertising deals with any deployed agent here.","url":"https://dev.selleragentz.ai/a2a/seller/jsonrpc","provider":{"organization":"HyperMindZ","url":"https://selleragentz.ai"},"version":"1.0.0","capabilities":{"streaming":false,"pushNotifications":true},"authentication":{"schemes":["apiKey"]},"skills":[{"id":"inquire","name":"Product inquiry","description":"Send a text message; receive the governed package catalog."},{"id":"create_media_buy","name":"Create media buy","description":"Data part {type:'create_media_buy', product_ids, total_budget, buyer_ref} — dynamic orchestration composes the package; governance may hold it for human approval (task state: input-required)."}]}