{"service":"A2A JSON-RPC 2.0 Service","version":"1.0.0","protocol":"JSON-RPC 2.0","agentCard":"https://colinmcnamara.com/.well-known/agent.json","documentation":"https://github.com/google-gemini/a2a-sdk","notes":{"caching":"To bypass edge caching, append a unique query parameter like ?_t=timestamp","example":"/api/a2a/service?_t=1234567890"}}