Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE/vZdCbgyXROOUQCCdEkaGtJZOt5W34l1g7BkOjbQ2YEaQ4pVnM1r1TwRx… (844 chars)"
  }
}