Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFNUlCCA+gKrjj6/QN6SEEhWoAV7H/Be9JOPn8p5puiPT1I0ahrAhVJJ7/B… (844 chars)"
  }
}