Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHiNQlCUkU9B0p2NFA1/PuEQmRFM+PIxgRa4EbmwP+k5ULdCSnsJPYlMqlD… (844 chars)"
  }
}