Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE+yVQlUgbAPUNmkGFfmBng4UI7OtxRJGjDe9N/PtKpckz4fKpJX3HwXc3A… (844 chars)"
  }
}