Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCImrWWacRSqVkv6nwjEgMp2Ijp/NItFFZ7UIuAT4ayEDNUHxhp+5TlbpZ4… (1,748 chars)"
  }
}