Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGMoYAr1ner7zlqCtjPYlf+SQiOVU5SqK0GHHVjYTX7c0uVsDDMh+QUv2wC… (844 chars)"
  }
}