You can simply show toast using data attributes.
<div class="toast"
data-title="Hi, there!"
data-message="Hope you like paper panel."
data-type="success">
</div>
<button class="btn btn-primary btn-lg toast-action"
data-title="Hey, Bro!"
data-message="Paper Panel has toast as well."
data-type="info"
data-position-class="toast-bottom-right">
Info Toast</button>
<button class="btn btn-primary btn-lg toast-action"
data-title="Hey, Bro!"
data-message="Paper Panel has toast as well."
data-type="error"
data-position-class="toast-bottom-left">
Error Toast</button>
<button class="btn btn-success btn-lg toast-action"
data-title="Hey, Bro!"
data-message="Paper Panel has toast as well."
data-type="success"
data-position-class="toast-bottom-left">
Success Toast</button>
<button class="btn btn-warning btn-lg toast-action"
data-title="Hey, Bro!"
data-message="Paper Panel has toast as well."
data-type="warning"
data-position-class="toast-bottom-left">
Success Toast</button>