vuejs nested v-for
<div v-for='(obj, key, index) in secondPanelDetails'
v-bind:key='index'
class='detail-wrapper'>
<span>{{ key }}:</span>
<span v-if='Array.isArray(obj)'>
<div v-for='(el, index) in obj'
v-bind:key='index'>
{{ el }}
</div>
</span>
<span v-else>{{ obj }}</span>
</div>