Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEXSTsZU9dNfL4+H5C0mKfP4a5yUkiU3CXuApT8icgaszo+OUvfbfDEAu+x… (844 chars)"
  }
}