Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG1RiyI8KynzxLHcNkh/fB7hbmg99yVjFJ6raSA+Tq1Q3+oMb2M/BCqWGGt… (844 chars)"
  }
}