Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDXz51UL+k3O+HriGSizC+YP10/NmZnRFPSPu44hg4ZGWt2B8WulcqCftoJ… (1,748 chars)"
  }
}