response_type: id_token (required, the tool must use a value of id_token)
redirect_uri:
https://masterplan-stage.com/api/2.0/lti/launch/learnpath/6ff13e46-6fab-4010-add5-193dbd6be16c
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-de83da38-643e-49f6-a029-01a449794b00 (required, opaque value used to maintain state between the request and the callback)
login_hint: 551816 (required, tools and platforms must support a value of form_post)
lti_message_hint: 68002 (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: 43a29b973e954bf98d26951169a8c3783bed558c16b111efb6ca0a58a9feac02 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)