Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFHqtJkHdCYrYP6rL4j9cmqqyS7m+W+e4Kwtw9xKfj4d0Ulb8Ir53CRvpK0… (844 chars)"
  }
}