tx 0xa0d2a4b5531fb2f4b9d2f93f362dac7a6fa2e014b9e31dda7ca0c6c0a2f07f1aCopy

payload

{
  "ModifyOrder": {
    "new_size": 78737463,
    "order_id": 51212670,
    "new_price": null
  }
}