tx 0x20fbb13a89cd2d0a84d8ad5cf3d8149cb8b370c5d7c78e68d1a4a8fc9e78918bCopy

payload

{
  "ModifyOrder": {
    "new_size": 953123,
    "order_id": 17127964,
    "new_price": null
  }
}