Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAu7rLsbTC90E7/Z3eUOamMOlpMJd4VVutuHDLQz2DS/TmsEjswWiF4k4Iw… (1,748 chars)"
  }
}