Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwALPFxd2fP7IQmbk8DsxiNoCEhFAWdN+pq2+nxDPx9l+XbMQBFgH5d57wNN… (844 chars)"
  }
}