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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4539/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkRrbGdseWxEblItT1BWOGVlVGdWdkxDQl9wb21PRlhLTEtkSkZtQVFOdlUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTM5LCJzdGF0ZV9ub25jZSI6ImU0MjMwZjA0ZTExYzJiZTI3YTE1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTM5In0sImlzcyI6IlRvb2xGcm9tTW9vZCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDYxNC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg1MzQ1MTI4LCJleHAiOjE3ODUzNDU0MjgsImp0aSI6ImY4YWQ5ZWM0YmRmODRlODdiZDkwIn0.maLW_bjrcdUNnPuz8kZnX00-CnyAwYFLpgHGD2zQxvop07BEhif2ushUFEXIfPgi4i4vj3sVEIr7syD1TziB_e8Wg9ND5cZMUgEpEjsf2YqonxddUtT_ROVqKvhEVL-QVBGVF1cHZiiAqNXJVEUqEhdtP-A0q6EeOWZIjWxhLxnrFytDpzbDYM8u2ootolsA8VkyC90CZM3wIkiiNeIvFI_fJyvcvGiKa-oQfWPdvNg4H0fKi9EBLw5VIvmNvBDuvASb6lVCShR7Sd604ft4zLp_7NS4bus6JY3Yj6HdZeNLB6RpYD0S6o8MRW4cVKOpFA6MgwsclEWQbS5nsZdiCg (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: e4230f04e11c2be27a15 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)