Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCB1jITgHa7ysFm1UisqoRmZqaZZXcQaDJk9ceYlJxEVXaiG9qZcvdcHw/u… (844 chars)"
  }
}