Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwG/FHsrQdyBQSRSVmwZwblbTjq1Mz2EdVlkuHJmiz5J02S4MlBe+L1Jrh+m… (844 chars)"
  }
}