tx 0x8d803a842c7f1f4e4ddd0e19e7e073f74e9f26d976ba9b5c8caaa70feb0c1e5bCopy

payload

{
  "ModifyOrder": {
    "new_size": 579891814,
    "order_id": 51215262,
    "new_price": 21801000000
  }
}