tx 0x1bb53a08ed4116718e9fd19a5b4364d5d6e2bcedf4eda6abbfe24d3d6f2c7cdcCopy

payload

{
  "ModifyOrder": {
    "new_size": 1531834563,
    "order_id": 8673141,
    "new_price": null
  }
}