SseEmitter

{
    "timeout": 0,
    "handler": {},
    "earlySendAttempts": [
        {
            "data": {},
            "mediaType": {
                "type": "string",
                "subtype": "string",
                "parameters": {
                    "key": "string"
                },
                "resolvedCharset": {
                    "name": "string",
                    "aliases": [
                        "string"
                    ],
                    "aliasSet": [
                        "string"
                    ]
                },
                "toStringValue": "string"
            }
        }
    ],
    "complete": true,
    "failure": {
        "detailMessage": "string",
        "cause": {},
        "stackTrace": "new StackTraceElement[0]",
        "suppressedExceptions": "Collections.unmodifiableList(new ArrayList<Throwable>(0))"
    },
    "sendFailed": true,
    "timeoutCallback": {
        "delegate": {}
    },
    "errorCallback": {},
    "completionCallback": {
        "delegate": {}
    }
}