challengeyou

{
  "name": "rewardrefer",
  "base": "",
  "fields": [
    {
      "name": "referrer",
      "type": "name"
    },
    {
      "name": "num_referree",
      "type": "uint64"
    },
    {
      "name": "reward",
      "type": "asset"
    }
  ]
}