Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCMpKMsEj5FK43v7NtRe8z+p+GkzbfuyQyhMYN1Pp+xg0rUdkwDLHvRb/L9… (844 chars)"
  }
}