Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFM4jUhJyuubzD6ll+BcUxoIR38hl2+Vh9gnR5ZmyKzD3YmibfcFsyh7kDm… (844 chars)"
  }
}