Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBGyK1eGrHC+szOjvlNs8SQXNvc9NsrAVCJCJ1LoE0lMhd8MfFczgv7UtPV… (1,748 chars)"
  }
}