Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBTDp+CtJ6CDp+04tclSQfnQ6oCjh6Wk4Q4SMCbduHGX2CAquP2szdcEqef… (1,748 chars)"
  }
}