tx 0xd840c2d20206e7d4cbb6b4c91de02aeee8931c2f8c30d937abc457e0e4dd4deeCopy

payload

{
  "ModifyOrder": {
    "new_size": 204109403,
    "order_id": 474131088,
    "new_price": 7358000000
  }
}