tx 0x4eff5835f6dfbd3aa148faa5ebb8ea6a1f05c248db9ed8477b0ab9a4a4e2923dCopy

payload

{
  "ModifyOrder": {
    "new_size": 409268570,
    "order_id": 31234122,
    "new_price": 10045000000
  }
}