tx 0x9b1e004ba2dd0031518a89019bc2ec4c4d4d79a9a6bb34c1b2c2bf1efa5c6bbdCopy

payload

{
  "ModifyOrder": {
    "new_size": 12873344,
    "order_id": 636274,
    "new_price": null
  }
}