You can pass plugin options using data-options attribute. Please make sure to use valid json code.
Plugin Docs JSON Formatter
<div class="stepper sw-main sw-theme-circles"
data-options='{
"useURLhash":true,
"theme":"sw-theme-circles",
"transitionEffect":"fade",
"toolbarSettings":{
"showNextButton":false,
"showPreviousButton":false
}
}'>
<ul class="nav step-anchor">
<li><a class="circle" href="#step-1">1</a></li>
<li><a class="circle" href="#step-2">2</a></li>
<li><a class="circle" href="#step-3">3</a></li>
<li><a class="circle" href="#step-4">4</a></li>
</ul>
<div class="card no-b shadow">
<div id="step-1" class="card-body text-center p-5">
<h3 class="my-3">
Step 1
</h3>
<a href="#step-2" class="btn btn-primary mb-3 btn-lg">Go To Next Step</a>
</div>
<div id="step-2" class="card-body text-center p-5">
<h3 class="my-3">
Step 2
</h3>
<a href="#step-3" class="btn btn-primary mb-3 btn-lg">Go To Next Step</a>
</div>
<div id="step-3" class="card-body text-center p-5">
<h3 class="my-3">
Step 3
</h3>
<a href="#step-4" class="btn btn-primary mb-3 btn-lg">Go To Next Step</a>
</div>
<div id="step-4" class="card-body text-center p-5">
<h3 class="my-3">
Step 4
</h3>
<a href="#step-1" class="btn btn-primary mb-3 btn-lg">Go To Next Step</a>
</div>
</div>
</div>