tx 0x909d0a8e7537aafc99ddb88c37dd84bcffac00e9beca56d5b2a4e5dbfbd6b39aCopy

payload

{
  "ModifyOrder": {
    "new_size": 1550676354,
    "order_id": 433736152,
    "new_price": null
  }
}