Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHFbQ8ZuJw8P9ioSPAKeVDDFIZW9A6iq1Ymd0so/gS3yWFvf6ct05cGyQVe… (844 chars)"
  }
}