Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBxh0zrG/g8YTtlId2ToYRoJJDDlCWMtjYqN4zUWvCG/jGwwSj24OtvbhTU… (1,748 chars)"
  }
}