tx 0x52c3cefb56bab187df0ace4b1cc997d96e73c4a8cc8d2db5f69ea91d5baa5e1bCopy

payload

{
  "ModifyOrder": {
    "new_size": 82543437,
    "order_id": 56520112,
    "new_price": null
  }
}