Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH8jNtG2XfaFcIPLyPgGTtk5kBOriMjbvBZLO/0mWSoNHYz4ND2qS1rInwZ… (844 chars)"
  }
}