https://mongodb.github.io/mongo-scala-driver/2.0/scaladoc/org/mongodb/scala/bson/DefaultHelper$$LowPriorityDefaultsTo.html
Mongo Scala Driver - org.mongodb.scala.bson.DefaultHelper.LowPriorityDefaultsTo
Mongo Scala Driver - org.mongodb.scala.bson.DefaultHelper.LowPriorityDefaultsTo
mongoscaladriverbson