Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHNevY4T8Ym+60D+A2Cfz4t3EL1SRXm7Lmt3kE9WmQGeSrE7I5G8p7qPHdo… (844 chars)"
  }
}