tx 0x8fef82fd20b2b1fc03a4d4b17907c14494b695ff9d4153ebffc97e961cdf6f0bCopy

payload

{
  "ModifyOrder": {
    "new_size": 50000000,
    "order_id": 1174689,
    "new_price": 67509000000
  }
}