Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBZbqo/F+dqhOSyfQlp1k3oqwyPAtsb+/lKdL9ZPl9gLwOTA88dSpTcHBKd… (1,748 chars)"
  }
}