Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHEGQd+gWO/LVkF3fzFIWaYpDMQS7aw469IYXJ+j7wErRYY8Ce9EbYOvbnS… (844 chars)"
  }
}