Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCosExjpRkwZK/mPWwDd0M2fArpMjpMxGgtNgSUP/Rr9jQdWkak4fPNnYo3… (844 chars)"
  }
}