Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBuFDMhDoLu8E5DJpBk3eN7ugHIQKdoGDdiOdEEudu8e2jiaJ3eQmZ64CYO… (1,748 chars)"
  }
}