tx 0xb0f520d1b5a3fcb5ba97259a83d9b59b15c9a792b8e8e83c2d7fe3fee8139c1aCopy

payload

{
  "ModifyOrder": {
    "new_size": 12383122,
    "order_id": 9975381,
    "new_price": null
  }
}