response_type: id_token (required, the tool must use a value of id_token)
redirect_uri:
https://masterplan.com/api/2.0/lti/launch/learnpath/f7f3f303-e502-4800-88f0-a78886ff6e56
response_mode: form_post (required, tools and platforms must support a value of form_post)
client_id: test_client_id (required, client identifier valid at the Platform)
scope: openid (required, must contain the openid scope value)
state: state-bf354622-605d-4f95-a5c7-924f473b08dd (required, opaque value used to maintain state between the request and the callback)
login_hint: 746883 (required, tools and platforms must support a value of form_post)
lti_message_hint: 66290 (required, a platform opaque identifier identifying the user to login)
prompt: none (optional, The tool should use a value of none. In the future a re-launch flow may support additional values being used here)
nonce: 609142cde94f4b28b5c3fc280b2b52c5296f4d6a167111efa56d0a58a9feac02 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)