Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwD1Qs2RmZThtEzqVCDdBKrIUrQkFLPSrChVWmIhaK+X+zDRjgERpI6BE0rE… (844 chars)"
  }
}