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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2157/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: 1234 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlExTlFzM1VtbG9yQVUyT3FzLU9TZjZnS3NXNk1uX1FfYWxiVGtwbk1RUnciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMTU3LCJzdGF0ZV9ub25jZSI6ImQzNjU5ZjBkY2M2ZDU3Y2NkODk5IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMTU3In0sImlzcyI6ImhhcnJ5Iiwic3ViIjoiMTIzNCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIzNDEvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc4Mzk3NTMxMiwiZXhwIjoxNzgzOTc1NjEyLCJqdGkiOiIyZGU5ZjMxM2NhNzBhMzk3M2FhOSJ9.o8gpHJElalfszX-1TLj4KmI_ML5By1_hjS40iznqV8pXQdb0QDFZZxTFGM79lWzItZn4DA1gm8ltItZdD2uVN3Drbx6Zf09bRBv5Ty0TkN5dqmUkTnm4lpcTWkV_kpwZtwfz0Vjk344k1gOPxTA2FV45PmRZL3Vj7YY5ebB0AhiW243sGRhon60V9jGNcN_5M4ppCMARTYCPaN8dFk3Zmyx2BMDpz-ieHr0-stIIjbjy1iTh6PJuyS0DHzs5izp2h5NG1GkQqIROoplyEcFEWKmohATAfsrw9E5BPjtKRqGhrA3lnzIGZ1YHq2I10UanvwNtUX9qVqdRiuNiyDMn5Q (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: d3659f0dcc6d57ccd899 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)