Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBet8cXc+UYJy78ys3fntJ2Eofh+A7AxKC2PYFfe4+D3yUvEIiQlaWTUt5U… (844 chars)"
  }
}