Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFq5+OTwnV1RnUMdWVgctwCO3V4yQOHUuf/FoIl0cZ3/wkZ1nzjt9EKvycU… (844 chars)"
  }
}