Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBhi2w5qRtHH5AvnGRuJAsxkll50eTmq1sO9Q9Q6eyzgmy1NOCMQ9uAFprx… (1,748 chars)"
  }
}