Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwClJlh/JKu4Qc1SGt6qVo7V5oVFntjVNZ8iBIAeA+LXQmzdn98iyRuNaHf2… (844 chars)"
  }
}