Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCl5i1YIk8CA7VKTvJH6Y+4EvdNR/bRe20IVNl2g1SSiC5XBSkTXaDP1XvB… (1,748 chars)"
  }
}