tx 0x443a69c2db7b8b8f6f1ed2bd3d73cfb7b5f1a28d9bb7f4d931718f1847b3b05aCopy

payload

{
  "ModifyOrder": {
    "new_size": 29330680,
    "order_id": 451501953,
    "new_price": null
  }
}