usdecontract

{
  "name": "mergeorder",
  "base": "",
  "fields": [
    {
      "name": "user",
      "type": "name"
    },
    {
      "name": "order_id",
      "type": "uint64"
    },
    {
      "name": "ids",
      "type": "uint64[]"
    }
  ]
}