Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDpUO3QbbG73xV45acCdqxXV/QW8PCVkPEgbbCWKIn9F0r7nh7IkD+jQSDs… (1,748 chars)"
  }
}