simplemarket

{
  "name": "sell",
  "base": "",
  "fields": [
    {
      "name": "id",
      "type": "uint64"
    },
    {
      "name": "owner",
      "type": "name"
    },
    {
      "name": "author",
      "type": "name"
    },
    {
      "name": "category",
      "type": "name"
    },
    {
      "name": "price",
      "type": "asset"
    },
    {
      "name": "offerprice",
      "type": "asset"
    },
    {
      "name": "offertime",
      "type": "uint64"
    }
  ]
}