This library reads MaxMind GeoLite2 and GeoIP2 databases. This library is built using the Go maxminddb reader. All data for the database record is decoded using this library. If you only need several fields, you may get superior performance by using maxminddb's Lookup directly with a result struct that only contains the required fields. (See example_test.go in the maxminddb repository for an example of this.) Metadata takes no arguments and returns a struct containing metadata about the MaxMind...