tx 0xd1b9c801e387343e0c844a6dea846dc7d6e3788ea7bdbda3e2da61f87a4f4a3eCopy

payload

{
  "ModifyOrder": {
    "new_size": 189938543,
    "order_id": 7237576,
    "new_price": null
  }
}