<form id="ltiForm" action="https://lti.tools/saltire/tp" method="POST">
    <input name="lti_message_type" type="hidden" value="basic-lti-launch-request">
    <input name="lti_version" type="hidden" value="LTI-1p0">
    <input name="resource_link_id" type="hidden" value="resourceLinkId">
    <input name="oauth_consumer_key" type="hidden" value="jisc.ac.uk">
    <input name="oauth_nonce" type="hidden" value="MTUxNTM2NzA0Nw==">
    <input name="oauth_signature_method" type="hidden" value="HMAC-SHA1">
    <input name="oauth_timestamp" type="hidden" value="1515367047">
    <input name="oauth_version" type="hidden" value="1.0">
    <input name="oauth_signature" type="hidden" value="M70zaLRx9Wh8gxet5G3pPRNY+MM=">
</form>