Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFvYAVECDSdG3uLFfhmKaXmu6zUOwX7fhKt0n8/FhQbNWtKs/Jryq8RMies… (844 chars)"
  }
}