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-b89cc790-1d1a-4f4d-b84e-435a0d83e165 (required, opaque value used to maintain state between the request and the callback)
login_hint: 411394 (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: 2188e6362a644528b3ff478c28878e1e6b7fa5c4169411ef8f7c0a58a9feac02 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)