TowerMap.cmp

<aura:component controller="TowerMapController" implements="force:appHostable,flexipage:availableForAllPageTypes">>
    <aura:attribute name="mapMarkers" type="object" access="private"/>
    <aura:attribute name="markersTitle" type="object" access="private"/>
    <aura:handler name="init" value="{!this}" action="{!c.init}"/>
    
    <aura:if isTrue="{!!empty(v.mapMarkers)}">
        <lightning:map mapMarkers="{!v.mapMarkers}" zoomLevel="10" markersTitle="{!v.markersTitle}"/>
    </aura:if>
    
</aura:component>