tx 0x7b900aadc0ba738a27f583a1a4c3a5c746a80ee2a4580eec37f97d7e0183f7aeCopy

payload

{
  "ModifyOrder": {
    "new_size": 1492728419,
    "order_id": 420537280,
    "new_price": null
  }
}