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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4868/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: client_id_123456789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Il9pMDVheElFY0VBS2NtLUFodF9pLUZPTkZ3VEtoVzFIZVBvZTQwbVNvd0kiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0ODY4LCJzdGF0ZV9ub25jZSI6ImExNTNlN2U2Y2JlMTQzNmNlOWYzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODY4In0sImlzcyI6Img1cFRlc3RMeWwiLCJzdWIiOiJjbGllbnRfaWRfMTIzNDU2Nzg5IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDk1OS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc5ODIwNzY5LCJleHAiOjE3Nzk4MjEwNjksImp0aSI6IjI5Mjc0OGEwYmNmMzdhM2VmNDI2In0.VoaJmlYej1v6ryJmEQKQImbEbebKR39ahvuSj-Km9LLGpt9rIp2PuREcaiPjhufNG4ypsR8WxfqqmgxyP6YQMoTAseY_LsSrOTWcrOKHujInEh5i29GUMuz8OMO2wJfQSthMCbTFDtxxJTUOb8AB2fk7CDHmUZS-lepARCKrSUuMfm9Yfkf-O5V1eLjYdjA6Pf14BOB4D194pnW1g1L0lFjuIA_LB0mtrzaLDzNd_LfOQ3mN2toFgKvC0b0u5V43TRLZSjszATX5ZiIM8yGtBWr73qYZ6TMJR3He2LR7F-yN-XBlnrOYGv_ejaVq5kUDC87y-JNqV09uIzkSR0smcA (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: a153e7e6cbe1436ce9f3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)