Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAR/LNODsumSkaBCzDuGVPvlCoLtbSlcXxEyMZWNqA0Uz7CWjS7jrdcnF2p… (1,748 chars)"
  }
}