Kotlin Coroutine Driver can't serialise a simple data class

Facing similar issue
Somehow spring interferes with the codec registries

Note:- I already tried adding following in application.properties

spring.autoconfigure.exclude=org.springframework.boot.autoconfigure.mongo.MongoReactiveAutoConfiguration,org.springframework.boot.autoconfigure.mongo.MongoAutoConfiguration,org.springframework.boot.autoconfigure.data.mongo.MongoDataAutoConfiguration