Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwF0Bn3Bk4ZsSHKkf+8l1EFM2PjZT0HzlqW/plcTdFzhMXJ6zhAVuYpZAx1M… (844 chars)"
  }
}