tx 0x005f34429a0f5d8a28f74c83e14d179bc0b0a8c7b9cbe23a5bd8fe4fa088a4dbCopy

payload

{
  "ModifyOrder": {
    "new_size": 4535278,
    "order_id": 51212673,
    "new_price": null
  }
}