tx 0x856e1a5a4d18f5864ecc8a68341449eccb1ee0b45d9ba220e488bbdbf9c87f9fCopy

payload

{
  "ModifyOrder": {
    "new_size": 4504522975,
    "order_id": 409001038,
    "new_price": 21424000000
  }
}