proctor-allocations-example.json

{
   "allocations" : [
       {
           "rule" : "'US' == country && 'en' == userLanguage",
           "ranges": [
               {
                   "length": 0.5,
                   "bucketValue": 0
               },
               {
                   "length": 0.5,
                   "bucketValue": 1
               }
            ]
       },
       {
           "rule" : null,
           "ranges" : [ 
               {
                    "length" : 1.0,
                    "bucketValue" : -1
               }
            ]
       }
    ]
}