tx 0x64d80d8e7529391bab2ee7cfbc5e994a77794c3b8db0d8f7d7bc96dde44b7d6eCopy

payload

{
  "ModifyOrder": {
    "new_size": 549618882,
    "order_id": 472769576,
    "new_price": 8213000000
  }
}