Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGbRTucyl2VqHv6Z0OTuCd8aJJgLZU3Bvty7m4eZ6Y4ZCtTDI+rQakamiHd… (844 chars)"
  }
}