tx 0x40f7c2ec84eae9e8bb868e5fb261dcd318c0aa2295b73e25b7b3d1d2a9e7c99eCopy

payload

{
  "ModifyOrder": {
    "new_size": 603136,
    "order_id": 8384375,
    "new_price": null
  }
}