Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDNr5BEtWr20VvgmtCLI4OOH2QdnIZIOT8Ew8DRs+kK9WWDW4RtjFAKLI8Y… (844 chars)"
  }
}