Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAZX/iJB23oEwT6AsxEdMo3KqmX9Hjt3xKX5e2ni+PfdHm7mTjpfOkz4MfM… (844 chars)"
  }
}