Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQJ3d/rHq246BX7GTRAZDtHfhE9wGjWaMr+1ncXy4AaSEl9+sR2MgdvJQG5y… (1,748 chars)"
  }
}