Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEgn59U2pL5J0f/ZonPG4Wl2AJhcK1g4xL3eZrPGqW9zxrKK0mFHJlg6tvu… (844 chars)"
  }
}