logback-spring.xml

<?xml version="1.0" encoding="UTF-8"?>
<configuration scan="true">
    <appender name="json" class="ch.qos.logback.core.ConsoleAppender">
        <layout class="ch.qos.logback.contrib.json.classic.JsonLayout">
            <jsonFormatter
                    class="ch.qos.logback.contrib.jackson.JacksonJsonFormatter">
                <prettyPrint>true</prettyPrint>
            </jsonFormatter>
            <timestampFormat>yyyy-MM-dd' 'HH:mm:ss.SSS</timestampFormat>
        </layout>
    </appender>
    <root level="info">
        <appender-ref ref="json"/>
    </root>
</configuration>