tx 0xaad62095dfb3c0838e9ebf22adbbd4ca16c304a2cc4acbcd5bff4a7c7a7e5a5dCopy

payload

{
  "ModifyOrder": {
    "new_size": 781597,
    "order_id": 21577658,
    "new_price": null
  }
}