Properly check for discriminator field in context

persist.go

@@ -17,7 +17,7 @@ import (
 )
 
 type PersistProps struct {
-	MongoSysDb string
+	MongoSysDb string	
 }
 
 // Persist is the root object for accessing data.
@@ -36,7 +36,7 @@ func NewPersist(props *PersistProps) *Persist {
 	}
 
 	p.SysDb = props.MongoSysDb
-
+	
 	return p
 }