{"name":"Cata Web A2A Echo","description":"Authenticated A2A channel check. Returns the received text in a blocking SendMessage response.","supportedInterfaces":[{"url":"https://www.cataworks.com/a2a","protocolBinding":"JSONRPC","protocolVersion":"1.0"}],"version":"0.5.0","capabilities":{"streaming":false,"pushNotifications":false,"extendedAgentCard":false},"securitySchemes":{"cataDelegationJwt":{"httpAuthSecurityScheme":{"description":"Short-lived JWT signed by Cata that authenticates the caller and carries the represented Cata Web user token.","scheme":"Bearer","bearerFormat":"Cata delegation JWT"}}},"securityRequirements":[{"schemes":{"cataDelegationJwt":{}}}],"defaultInputModes":["text/plain"],"defaultOutputModes":["text/plain"],"skills":[{"id":"echo","name":"Echo text","description":"Echoes text sent through an authenticated blocking A2A SendMessage call.","tags":["echo","channel-check"],"examples":["echo channel check"],"inputModes":["text/plain"],"outputModes":["text/plain"],"securityRequirements":[{"schemes":{"cataDelegationJwt":{}}}]}]}