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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4295/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: 1234qwerty (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Iko2My1IQmNvZVZJYlRfY3VrOWtCS1pjVTlic1BQRHJsWk9FYVRTYWNFeFUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0Mjk1LCJzdGF0ZV9ub25jZSI6ImM2N2NlZmRiNDJmZDA3ZjllZjk5IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0Mjk1In0sImlzcyI6Im1vb2RsZV90b29sIiwic3ViIjoiMTIzNHF3ZXJ0eSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQzODkvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3MDQ5NjAxOCwiZXhwIjoxNzcwNDk2MzE4LCJqdGkiOiJmZDc2ZGE4YTU5Nzc3MGYyNDAzNyJ9.TXX-KwnqWWI-Iy1AK-4HidMK3LtznkAWbcp82fZo8bko-9ONUXW7ZsFRUP_nqt3O2sjxNo1RIApN1DwdZliIzxJ_WA80bN6g8n2e0W3RWVNkt2qUQdlyMHC2xXzZnA2QSLboFi8gBnTIDLYQkCouiUazlDsdj1WBjNgfdLn1poOA3tty9-H0ozd9yDuvJugVkFXVL1l8VxJ9tpHYvq1burd5EAKoM4mVAaT2cGdb2cBhUrvsLRhOpgjuX9PAdU14rbJSKAVyrLSglzXbKc15Vz0r0izx5ul04kpZv-cyoMreXKOAuAF--zrV9JGSmORjaoxn7CS2MkTl14EMP-qcGQ (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: c67cefdb42fd07f9ef99 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)