tx 0xb2c9cbfbf22dc2a800f9802a438aa7d49a42d6b1a1ab1b887f91b8d4ec55d4bbCopy

payload

{
  "ModifyOrder": {
    "new_size": 616171,
    "order_id": 227985186,
    "new_price": null
  }
}