tx 0x9e4bdffe9c6a2e0d76f40e91b2dffd76f67fb4a5c3c5ee59b0461d9f4e1ca03fCopy

payload

{
  "ModifyOrder": {
    "new_size": 5211182,
    "order_id": 29949016,
    "new_price": null
  }
}