Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBWDZJDMuo7JnUjrFw1RYJLp2ejKtPC1RtYLDU6YOiF2j8gA1vcuzwV8hzc… (844 chars)"
  }
}