public Builder clearDetails() {
            copyOnWrite();
            instance.getMutableDetailsMap()
                    .clear();
            return this;
        }
<pre>
e.g. street address, city, state, country, etc.
</pre>

<code>map&lt;string, string&gt; details = 4;</code>
turms-client-kotlin/src/main/java/im/turms/client/model/proto/model/user/UserLocation.java