Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDSj1MlCfwFOseVevMGV7h/hmfL9AcQEjDQIqsfGRDLMB5oK7K43XuYZjLz… (1,748 chars)"
  }
}