Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCYbbbxZ0mRZ/Rbqmtj6/X8TTq5Rx+J8BInTaZ9t5GedE9x5WwMc1d9qX9u… (844 chars)"
  }
}