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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2873/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImVCYVBSMDNzWHRrNHEtQjJTeUFCUlZHLVc5OGtKeEozYmdxcndfOUw2Tm8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyODczLCJzdGF0ZV9ub25jZSI6IjdhNjRkZWFhMDEzZGEzNWFkODUxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyODczIn0sImlzcyI6Ik1pa2UgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzE5OC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc2NTkxNTIyLCJleHAiOjE3NzY1OTE4MjIsImp0aSI6ImFhMTcyNTc1OGE2ZDdkY2FkY2MzIn0.EiyyHUVwtfMdIbsPGnq9D9vbYf0hRTOFG6xRQLfeQZDkyVxK4oGmeKaVSFx-y6p4zwBMMFVkg0JKHfPYXO3H-tKv6wLUxZjlDSjFxw-eFR-3_WDFy-G1H1ExO_Gd9NgKFG25HBGp2shJjUkEc-3UzA_jqwT7aDGfRoLFtqw3Ql5yjJP-EHKs82hFFhxbUBXCrbR6b6P7QPkXEksWEXkdDgXYSijXmoFORzx_m4oB7cdArIHBZgVYJIt4lmHCBicUSocJ2C5oyvHOGTE8ViYrm_kQbyYEF90I8EQO0iz88Vi7u4fSz_1wlrH_z7a79rUJ7PqfoksYgZkeIiZUC_c9Rw (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: 7a64deaa013da35ad851 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)