Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAFq3sZFl5YqyyaEMdNekiOrjMp2EJY6MqNTvs/uEMSHgQwubYeAiYGp4Zz… (1,748 chars)"
  }
}