tx 0x6bcb6a9e4b0ff31961728196be0c1dcadf6d1f91daedb6ad512272c7d1b5ecadCopy

payload

{
  "ModifyOrder": {
    "new_size": 50000000,
    "order_id": 1177807,
    "new_price": 29783000000
  }
}