tx 0xf2bf6d457e3cd05ff6a8fd677b52d0a59e5c1c5b1b7cea3c8eff3a30a79ebc6eCopy

payload

{
  "ModifyOrder": {
    "new_size": 494507867,
    "order_id": 57789801,
    "new_price": null
  }
}