export declare const OPENAPI_CONTROL_MESSAGE_PREFIX = "_";
export declare const OPENAPI_CONTROL_MESSAGE_HEARTBEAT = "_heartbeat";
export declare const OPENAPI_CONTROL_MESSAGE_CONNECTION_HEARTBEAT = "_connectionheartbeat";
export declare const OPENAPI_CONTROL_MESSAGE_RESET_SUBSCRIPTIONS = "_resetsubscriptions";
export declare const OPENAPI_CONTROL_MESSAGE_RECONNECT = "_reconnect";
export declare const OPENAPI_CONTROL_MESSAGE_DISCONNECT = "_disconnect";
/**
 * A control message for analysing network performance.
 * Allows the server to send "probe" messages to the streaming connection with a payload for measurements etc.
 */
export declare const OPENAPI_CONTROL_MESSAGE_PROBE = "_probe";