Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAkam9oCScPVNV/enFU9LbXiL22VyPgOA8XGxORk91kwG/C/hND+Yw8UdaZ… (1,748 chars)"
  }
}