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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4661/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im5UQW52RDlWRTVIMjhwVHpkcTdpa0p0cXhIeHNrN1pDakh0QkNIMTZaRmMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NjYxLCJzdGF0ZV9ub25jZSI6IjQ5M2MyNjkxOGY5ZGVmZTI3YjYxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NjYxIn0sImlzcyI6IkZpbGVVcGxvYWRUb29sMSIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDc0MC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzk0MDAzNzgyLCJleHAiOjE3OTQwMDQwODIsImp0aSI6ImQyNDc2Nzk0NGJkZDY3NTAwM2RiIn0.IcjVHvF56h07A5dCoJuEWHpZ3H1Mjg4JpDBq2Ye0eUHU21oL_6JzracEn-HHrr-5EB827t3rIXXYMGHTxDy6VKsSEebSfhOG5MeKAjSGzCIslXu_Tt7tLOiQcbiuSZijr3ETStRaw-Bi0MwdOxtDopaKMwiyoRBNb5wL4Uk6g26jtyiuhoEFRjwvHIziOLaCCO5wSEhjDrsAvLZ1BbuHHGdaP1j7A38SlX-e-uA3urVXQcGoDbRW78HknTb8t9JBbbgyBzdzLKbGOHiw76EeDhvJtvnujd0_jz-d-J58ejpF3HcS7umo9oaLKkvxZ9MlsqAP2GfMtGXECkFIx3xPUg (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: 493c26918f9defe27b61 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)