tx 0x18bfb57cbc8c39a8f5b89506a8ac2b3f3f8cdb8c237e4112acca2fdc6ac1fdfdCopy

payload

{
  "ModifyOrder": {
    "new_size": 579103745,
    "order_id": 369369880,
    "new_price": null
  }
}