Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFsM/HO5kY+Q82ztsXS3ne2/VRAVH+X9bt3K3jls9K4KhsYxBKj3XqH9tVj… (1,748 chars)"
  }
}