Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCj/NwWDjC/sUVVTqzBZOPIkGr7BDzDBBkV2aib/Uj6ByxK5AAz+cmTJCbQ… (844 chars)"
  }
}