Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAwJqP/jr2R8Q4OCm6bAsBsTVoqG+F4GKZPDIRf5Oxa0F03tJT65ieJ+Pq4… (1,748 chars)"
  }
}