Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBGvlrfFJrTxYruuG2sMdOxGqX+ZY5ZUv8iOd8uoZbdHShc2S89hHa72Kb6… (1,748 chars)"
  }
}