newsmarkets1

{
  "name": "cancelorder",
  "base": "",
  "fields": [
    {
      "name": "name",
      "type": "name"
    },
    {
      "name": "reference",
      "type": "string"
    },
    {
      "name": "orderId",
      "type": "uint64"
    },
    {
      "name": "sym",
      "type": "string"
    }
  ]
}