Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDQ7nHhEPFTnqNkP3cscRxg1Tf2/MChDvQiKYQWxRgwWSIyL22rX+OfZ0N3… (844 chars)"
  }
}