{"name":"Test Caller","description":"Test agent for x402 payment flow testing","url":"https://jokester-agent-production.up.railway.app/health","version":"1.0.0","provider":{"organization":"Unknown"},"capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false},"authentication":{"schemes":["none"]},"defaultInputModes":["text/plain","application/json"],"defaultOutputModes":["text/plain","application/json"],"skills":[]}