i use json filter plugin in my logstash config.
here if i face nested json, i got _jsonparsefailure tag.
my target is that i just want nested json as string. not another json.
eg:
Even then, it does not appear to be valid JSON. No matter, we can fix things. We can modify that input so that the double quotes within the message field are escaped. That is, we need to transform it into
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