waxzillaiolw

{
  "name": "user_activities",
  "base": "",
  "fields": [
    {
      "name": "wallet",
      "type": "name"
    },
    {
      "name": "user_name",
      "type": "string"
    },
    {
      "name": "time",
      "type": "uint64"
    },
    {
      "name": "product_id",
      "type": "uint64"
    }
  ]
}