Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCA/6iJvOhdDa+u67qB4pOPTxhiJYPgzYKUMfzCHyIvB3HiaP8W8hVfKXQI… (1,748 chars)"
  }
}