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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2843/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: 456789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im51WEM3Y2RTOVFCSFI1VkFuTUowdzlMc2E3WERjQmpYaXBJSTdmRmIwVFkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyODQzLCJzdGF0ZV9ub25jZSI6ImFiYjY1NWFiYjMxM2Q3NDlkNzIyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyODQzIn0sImlzcyI6IlNCcm9ja3dheUVkbWVudHVtLVRvb2wiLCJzdWIiOiI0NTY3ODkiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8zMTY0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3Njk3NzI3MDMsImV4cCI6MTc2OTc3MzAwMywianRpIjoiODgzYTg5ODhkMDg5Mzk1ZDZhYjYifQ.D55_k_nGE_rsTJ4mWQPibVc23tRui9W_zPkM-9xk7SBvrpL-JppWfiUiqTnSieDeJN1q1MDUY2_D7NwIfZxm8Bg7eH09sKOBvMHakirZZGOXjBh9JJl6l6xeyj8xWli-vl8xP-jrVWMMSmuHrqhkX2DI60v75wJaEx80wDxnQ-v_7DygI-VD2ruo0lBcaB_sU7iEhgQVRDpg-DrILZPTT1JYChmHRAxpmHGcLzwBaQp46oMcdwJDQwf9DlIV8Mhhwk__ESNbNKaKDx-siu17m4DnJr1ED55nCkvsPXnoLc6enWSmbjegXWC9eGYvViffOgNTADBv3B0-e6-Sy8lOUw (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: abb655abb313d749d722 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)