Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDvREUXUefEILtHo4y/jO8zSj/wtyClrYMTKE4ON9fWsEpRdo9ttye7UWBH… (1,748 chars)"
  }
}