{
   "letters" : {
       "numbers" : {
         "2" : "abcd",
         "1" : 1
       },
       "a" : "ok",
       "b" : 507,
       "c" : {
           "fromConf" : 89,
           "fromProp" : "true"
       }
   },
   "root" : "this gets included at the root"
}
