Logstash 解析Kong字符串删除json嵌套字段

1、场景

Logstash 收集Kong的日志，有字段类型不一致导致报错，
object mapping for [request.querystring.login] tried to parse field [login] as object, but found a concrete value

2、配置Logstash文件

[root@gtcq-gt-monitor-prometheus-01 conf.d]# more  getway_kong_log.conf 
input{
   
    kafka{
   
           bootstrap_servers => "10.152:9092"
           group_id <