Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDCCDhvMEGbYG67sJG6S5LsR8GsBMtl4eATEuGbMEHIyXOleSBiwkl7q6hX… (844 chars)"
  }
}