Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEPi2nfp2Np9S43W6BXUBWEbr7MuZ8/JzJ8BUqKj4WcxCwysYTwLbT9LD1H… (1,748 chars)"
  }
}