Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwAmjKnKTD3HjGIVm/ZCFP7DjHkEq1CgzFB1f7/slsfa9ywfD373/rUH4l7v… (844 chars)"
  }
}