eprediction1

{
  "name": "position",
  "base": "",
  "fields": [
    {
      "name": "id",
      "type": "uint64"
    },
    {
      "name": "owner",
      "type": "name"
    },
    {
      "name": "type",
      "type": "string"
    },
    {
      "name": "quantity",
      "type": "asset"
    },
    {
      "name": "join",
      "type": "time_point_sec"
    },
    {
      "name": "isclaim",
      "type": "bool"
    }
  ]
}