Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDjSaVyQQlPHDwwprwYQ9/pGGKNAzlFdpnRpDghKeR6qCOgETFCvdUbwzzq… (844 chars)"
  }
}