traccar xml file works for me

  <entry key='database.driver'>com.mysql.jdbc.Driver</entry>
    <entry key='database.url'>jdbc:mysql://localhost:3306/traccar?serverTimezone=UTC&amp;useSSL=false&amp;allowMultiQueries=true&amp;autoReconnect=true&amp;useUnicode=yes&amp;characterEncoding=UTF-8&amp;sessionVariables=sql_mode=''</entry>
    <entry key='database.user'>johnpaul</entry>
    <entry key='database.password'>yourpassword</entry>
   
    <entry key='event.statusHandler'>true</entry>
    <entry key='geocoder.enable'>true</entry>
    <entry key='geocoder.type'>nominatim</entry>
    <entry key='geocoder.key'>your token here</entry>
   

    <entry key='status.updateDeviceState'>true</entry>
    <entry key='event.enable'>true</entry>
    <entry key='event.motion.speedThreshold'>1.11</entry>
    <entry key='event.overspeed.notRepeat'>true</entry>

    <entry key='mail.smtp.host'>smtp.gmail.com</entry>
    <entry key='mail.smtp.port'>465</entry>
    <entry key='mail.smtp.ssl.enable'>true</entry>
    <entry key='mail.smtp.from'>johnpaul@gmail.com</entry>
    <entry key='mail.smtp.auth'>true</entry>
    <entry key='mail.smtp.username'>johnpaul@gmail.com</entry>
    <entry key='mail.smtp.password'>yourpassword</entry>

    <entry key='report.trip.minimalTripDuration'>250</entry>
    <entry key='report.trip.minimalTripDistance'>300</entry>
    <entry key='report.trip.minimalParkingDuration'>300</entry>
    <entry key='report.trip.minimalNoDataDuration'>900</entry>
    <entry key='report.trip.greedyParking'>true</entry>

    <entry key="filter.enable">true</entry>
    <entry key="filter.distance">50</entry>

    <entry key='web.url'>http://yourtraccarip:8082</entry>
    
</properties>

to show address register on locationIQ and add your token in the geocoder key