Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwF1x/BQGBlBMPd/kZEu5eVwy+rg/aFmVVNh+eIU1MIH9m9L57SW+oqsvFvE… (844 chars)"
  }
}