Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCjYSm4qP+4gJ8aV91C+WupPRr8X5v2RJxZ7qVAS+WEF1duFg2dLcIvEb6m… (844 chars)"
  }
}