tx 0x1a9a778d4b0a44f740eaa73d1c6d2ae4b8bde2d4f194ab4ddf84b5713d7fadcdCopy

payload

{
  "ModifyOrder": {
    "new_size": 3737497,
    "order_id": 12355565,
    "new_price": 10439000000
  }
}