response_type: id_token (required, the tool must use a value of id_token)

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1991/launches (required, This URI must exactly match a value pre-registered with the platform)

response_mode: form_post (required, tools and platforms must support a value of form_post)

client_id: 12345 (required, client identifier valid at the Platform)

scope: openid (required, must contain the openid scope value)

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InRZQVlDbVFyWWRJaDdPVjdJQVI0Qml3YUJQNDBsX3gxazlYSDNoRTdOcFEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxOTkxLCJzdGF0ZV9ub25jZSI6IjMxNjg5Nzk2YWE0MGMyZDc2MThjIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxOTkxIn0sImlzcyI6IkRLVG9vbFRlc3QiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIyMzEvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc2NTE2Mzc0MSwiZXhwIjoxNzY1MTY0MDQxLCJqdGkiOiIwYmEyZmMxZWUzMGU0NmJiNmFkZCJ9.JqHhrScAShZnezzdp1JSBRaDzk2nmsWWeldkLbHf68o4bUAbwNRX51CGaWhJddwC7ao5rb5KzTHEE0jiATNsF56o-IvMw67jGctXJrvTBysjofnXIu6v4sjOiZk8E06JchEUJorWJ19F3eBfeT8u1yDwQX6-KKNJOvjEqq8hkQABkSDuF8v6DpmMzjd5nb_uFTp3eP8vRxUgOHWGypD8S6vCbf9sg9Cn7jii-62C5BxtBl3LioFRDRXZmMaDwTP4sQmMuEuc3XueVZIY66-G_3oSLS7SZMdDCbP_DjWChT_aaKPD-EhJhO9MHmRGSRRjAywBdHMo8vM4zMKLW3zy_Q (required, opaque value used to maintain state between the request and the callback)

login_hint: (required, tools and platforms must support a value of form_post)

lti_message_hint: (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: 31689796aa40c2d7618c (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)