Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCVs/H+As0F5QjFQy7QTYvJkoDnur1TW9pMRsORJ+0XGF7vZh6cQIwmu/FO… (844 chars)"
  }
}