Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFmqVlj3fa5slJxpS4gcjwBgW/w8xJCVYndRMtcl6VeIHC1+CyHPKH/ZoPF… (844 chars)"
  }
}