tx 0x1a5294197a9c8701a8b884db5f815de5ed6e778f3d6ea32c08f2f62f1c4c7b3bCopy

payload

{
  "ModifyOrder": {
    "new_size": 6436492,
    "order_id": 34152281,
    "new_price": null
  }
}