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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4972/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjFHR1Q1aXhaZ0xrVzY0NzVEWmdia0w4V092TXZCX1FaUjV3Z2drMlMxRTgiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0OTcyLCJzdGF0ZV9ub25jZSI6IjU3MGYxNTBkZGI3MWE0YzAzMjNhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0OTcyIn0sImlzcyI6ImxkbWwtdG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNTA3MS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc3MjY5NTM1LCJleHAiOjE3NzcyNjk4MzUsImp0aSI6IjRhNWM3YTdkYzIzZWEwMjM1ZjgzIn0.attzLfbeNfeT09x8_t_V_N__URjtaYi-F04a_xwUecKyv3JN0SGuQ8OQjyLUXTTVcFAfUrqyWGHBQXLDPsevEQ1bXM3ppC9yoYuB06cyBexii6eJimMmL8JbEEO-W308k5jmMgN5y5zkZtOBvHD4I1scRa_PsZhNPIBIXPB3C9Humd9HKfb5TBpGKuWY7aEYUqItX-LwTvJiGxg1UUkQOA4dbydLz-ZtqMbj8TqBZ9rcZleuaeTNQt7admcSeebjMV0tlYNEVUNQhGCdBSjUbYCqC4wjcwmj7EDc2kKQifYWgNxrMFE1Uu-hU2OxTzMGaiegUbmz9vaPBeTYILheqg (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: 570f150ddb71a4c0323a (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)