Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAviKKKrjJ9LmUurfHO/gaSNTWfjVfg1ZJu45qi6odLF3gE3XNvuVjCzXkI… (1,748 chars)"
  }
}