Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDv7yxyMDpYLrlFyQKnttaIqrG99NuxumXL+avrSuM5DzCgf98NLMiMH9qV… (1,748 chars)"
  }
}