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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2172/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkYzZm1tUnhfMnZfS3ZZelZPeEYzUUdsVjhqOU84YzhXZHRSTEpOQWNLTVUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMTcyLCJzdGF0ZV9ub25jZSI6IjNjYWUyYmRiY2VjNmRkM2FmNjZmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMTcyIn0sImlzcyI6Ik15IFRvb2wiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzI0NDQvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc2NTg2NjQ5NCwiZXhwIjoxNzY1ODY2Nzk0LCJqdGkiOiI0ZGIzODMzNDU3MjMxZWI1MzU3OSJ9.fhCH3CrRPp1wKjaEMC0pTFz8fjaHVKXM7qDbP_dN6UmWpcVLhq1U9XuLnt6OQkmekhFKaMRZrBXYKwod0RkeISl313gqnRY7lC-p-dDh3j18y1qdamB31xRCd_8FfG8ed_R1vHEn0vxilVdqJEz_iecpfyK7K4QRpQMKjiGx9cJkPMW37rvlDbm0EwENVDAN61d9Wu6K2c1zaGRejeDvAT-LXQG9s5I21lWBlMzhWIGT8YklblUVTHT-ar-u1NPhuqDLOv_7unUcGHuTE_IMXwTOmW40ljNiTnsZpYPhLE0hGZyCDYLkHhhDCqb7gB3hTGpxb04z6sQTPCY712n-tA (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: 3cae2bdbcec6dd3af66f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)