Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDZL/q6QKk7H5XEYDTdnk+c2TNz6bELh4wK3UIgrVzayVoZ6T3vxU22mbAn… (1,748 chars)"
  }
}