Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGCYDonQJ23UoWa0J1c98Dj1EM33EqIjMIhBTusm9BQZUX6A1dCKqZmw9eY… (844 chars)"
  }
}