Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH8iYpHBW8aZ2N0o/bWlJozY4ZLC4L8IYvqO+m6nAJIBQR3ivj1tXpnMN0B… (844 chars)"
  }
}