Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwELAk2wtH8MpC1kzHlI9i/5OZn/Z0Z96t4vEUO52nMDSF/JZjzrgN4E9R4g… (844 chars)"
  }
}