Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD2LXzQG2GpDkpGKfZHqfoK7erAUTDcOJOvrKwK63vZYhiuDO+L/6Yqxdlz… (844 chars)"
  }
}