atomicmarket

{
  "name": "announcesale",
  "base": "",
  "fields": [
    {
      "name": "seller",
      "type": "name"
    },
    {
      "name": "asset_ids",
      "type": "uint64[]"
    },
    {
      "name": "listing_price",
      "type": "asset"
    },
    {
      "name": "settlement_symbol",
      "type": "symbol"
    },
    {
      "name": "maker_marketplace",
      "type": "name"
    }
  ]
}