Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBcKoTQB2cFaxJuTehLVjAwWPdQNi8p3YT/BVrjvAVw5i5nOzqClP+PF8cg… (1,748 chars)"
  }
}