Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEdiAeIDBZuLrnhmJ63c4Rjf0E8EcZdxc0VDv+rMC9NlXS8cPDM0G4ED3u1… (844 chars)"
  }
}