new DGX config

{
   "change_list":[
      {
         "type":"create_asset",
         "data":{
            "name":"Digix Gold",
            "symbol":"GDX",
            "address":"0x4f3afec4e5a3f2a6a1a411def7d7dfe50ee057bf",
            "decimals":9,
            "set_rate":"not_set",
            "is_quote":true,
            "rebalance":false,
            "pwi":{
               "ask":{
                  "a":"",
                  "b":"",
                  "c":"",
                  "min_min_spread":"",
                  "price_multiply_factor":""
               },
               "bid":{
                  "a":"",
                  "b":"",
                  "c":"",
                  "min_min_spread":"",
                  "price_multiply_factor":""
               }
            },
            "transferable":false,
            "target":{
               "total":435,
               "reserve":34,
               "transfer_threshold":653,
               "rebalance_threshold":345
            },
            "rebalance_quadratic":{
               "a":45,
               "b":45,
               "c":346
            }
         }
      }
   ]
}