Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDdn3W1Cj8khP5xDRdFWPgOpdGj3w21Sba0HjcZ/AvOjiZgXC+LcntMiQDR… (1,748 chars)"
  }
}