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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2991/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: sometester_4537 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im1VMkRSUGl2ODFLQW5hdllSTUNkQ0tpamhmQkttTVFuaXlOV002YUJlWDgiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyOTkxLCJzdGF0ZV9ub25jZSI6IjgwZDIxNjlmODY0YWU4NDE0MWQ2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyOTkxIn0sImlzcyI6ImF3ZXNvbWVUb29sSmF2YTQyIiwic3ViIjoic29tZXRlc3Rlcl80NTM3IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzMyOS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzkyMzU2NTc0LCJleHAiOjE3OTIzNTY4NzQsImp0aSI6ImJlNzFlYWI5MTAxOTcwMWRlYWU2In0.LAlZwVt52jbqfxxuiJq6hkq2fLTJklFsYVzssFAaTH5wMQfrMt3mbOz51VXDSb5kSaoQLk2eQL_1FymWP9ZpU9W8Amjtm8kehspkAnkKhOja45Qqq3ia_Yu4s6I29i3eZCxLpieJKGd3dbjHpu-xfKn1GqL6HeTOMYm7WaI5Z6LRSqGE4bwxLMH_c0QCbFCuhBYJ4m5QhEdQhi5iACCwgk3p4uRld8OA_rCGpvEdHlSTtwiJPmuGzmL8UHaIfGlyXoAdoz3DEufMGNavvN-jMwqC8Maf40e5jyZLH6u0vwnZSOZVjcnd6o297WqJxIfH87yvPYs0d5kd7gs7oG8ZRg (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: 80d2169f864ae84141d6 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)