Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAcQYJvkfkiPsu0N9B6zSaNrr9J83Ed2h9QHGtE6jNHq04BDEt2u9W+JQn7… (1,748 chars)"
  }
}