tx 0xd975a3d860935ab1ef8fc85ea1d27453faf20140fe8ea9b4ff68bacbf97f1f9bCopy

payload

{
  "ModifyOrder": {
    "new_size": 1669644819,
    "order_id": 470588617,
    "new_price": 7499000000
  }
}