Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDMYtRz7L8lELTxnpmOgCm4lMrvJhQzpMi5qOt5DcByXxLVyWRmi15XqAkx… (844 chars)"
  }
}