Rocket.Chat/packages/rocketchat-oembed/client/oembedFrameWidget.html

<template name="oembedFrameWidget">
	{{#if parsedUrl}}
		<blockquote>
			{{#if meta.oembedProviderName}}
				{{#if meta.oembedProviderUrl}}
					<a href="{{meta.oembedProviderUrl}}" style="color: #9e9ea6">{{meta.oembedProviderName}}</a><br/>
				{{/if}}
			{{/if}}
			{{#if meta.oembedAuthorName}}
				{{#if meta.oembedAuthorUrl}}
					<a href="{{meta.oembedAuthorUrl}}">{{meta.oembedAuthorName}}</a><br/>
				{{/if}}
			{{/if}}
			{{#if meta.oembedTitle}}
				{{#if meta.oembedUrl}}
					<a href="{{meta.oembedUrl}}">{{meta.oembedTitle}}</a><br/>
				{{/if}}
			{{/if}}
			{{#if meta.oembedDescription}}
				<p>{{meta.oembedDescription}}</p>
			{{/if}}
			{{{meta.oembedHtml}}}
		</blockquote>
	{{/if}}
</template>