Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQG7M2n/tAPJCxg8Lh3l7b4/FovH1n1Gl+8yu1dlNBM2ySurp2oXjnbqv5uC… (1,748 chars)"
  }
}