tx 0x74e34c53e1aa336e3c13e0844045735c2c6c2490fb09af46d11bdd4fe40b6d8bCopy

payload

{
  "ModifyOrder": {
    "new_size": 30000000,
    "order_id": 1811537,
    "new_price": 29860000000
  }
}