Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEQlgsMmnJqehvNPWXz/Zl9btMHYLK82bnKPVWd/KMJtmSTYNTIg0QZkbsW… (844 chars)"
  }
}