Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE5HvwHLkArFdGnxK85yDyNyBfQv3KJ/+vQyxK/PtJYhHAoTH4toHx7EyWH… (844 chars)"
  }
}