{"name":"AgentSearch","transport":"a2a/jsonrpc","method":"POST","note":"Send A2A JSON-RPC 2.0 requests via POST to this URL. Try `message/send` with `params.message.parts[0].text = 'your query'`. Full card at /.well-known/agent-card.json.","examples":{"free-text search":{"request":{"jsonrpc":"2.0","id":1,"method":"message/send","params":{"message":{"role":"user","parts":[{"kind":"text","text":"read invoice pdf"}]}}}},"browse top of index":{"request":{"jsonrpc":"2.0","id":2,"method":"message/send","params":{"message":{"role":"user","parts":[{"kind":"text","text":"/browse 1"}]}}}}}}