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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2454/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: OPE_mexcbt_test (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlNzbmlOdFZvcm5ZV1NBaU1hejRFLW0tbjBUMFNoSmRDVW14V3JUckxPc0UiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNDU0LCJzdGF0ZV9ub25jZSI6Ijg1YTk2M2IyZTJiZGU3NzdiMmQ4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNDU0In0sImlzcyI6Ik9QRV9tZXhjYnRfdGVzdCIsInN1YiI6Ik9QRV9tZXhjYnRfdGVzdCIsImF1ZCI6Imh0dHBzOi8vcHQtYXMub3Blc3lzdGVtLmNvbS9hdXRoL3JlYWxtcy9wdC1vcGUtcHJvZC1jb21tb24ta2V5Y2xvYWstcmVhbG0tMS9wcm90b2NvbC9vcGVuaWQtY29ubmVjdC90b2tlbiIsImlhdCI6MTc3MDQyNTI5NywiZXhwIjoxNzcwNDI1NTk3LCJqdGkiOiIzODhkNjRhOWIyMTQ1NDQ1YzBhOSJ9.fQNTPye1Iza6WC6nGO8qLqSZ4f8hLcXqD2yenARrQA7E5kLYYFWBAcEZrW4jDGS9HRccIfyQ8VKaNjAorYw-vPiFrISl2JJmMK34TeEP8us6229e-eJh4CmtlhV3I1HnSgQhfb4QryIywzqygNtKXt142L-haG0KFHANXa_RueaqedCZcU7LXrd2ZfHFNADRiCdUdoHBNn_JLutw2xej3uzsvzAtrzUe_BmJaM60l0IfJegp64L4s7vD2d7DZBR2qqRrbq0cMfrOsIle0k8MrPH2M9J_YUTv9eqC385qd7WFk1XMKw086PF2KNrvRctqW9I7w53cHD6eWiP9KsGSxw (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: 85a963b2e2bde777b2d8 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)