Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFoQbOJI1KCGBzGS4+pPG/5OBTO12h21SoIxWe4I/lRIBhvBCxCeuOymWh3… (844 chars)"
  }
}