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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2901/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: 123 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InRTQmlKWktsQjNIXzRfbktHSW1FS2FTNlNvMjNMUWhaZmJ6RWlxMjBSNTQiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyOTAxLCJzdGF0ZV9ub25jZSI6Ijg3ZTY0NWJjMmRjMjBkNTI1ODAzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyOTAxIn0sImlzcyI6Im5hZGVlcmEgdG9vbCAyIiwic3ViIjoiMTIzIiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzIzMS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzk0MjY5MDc2LCJleHAiOjE3OTQyNjkzNzYsImp0aSI6IjYwNDA2YTU4MzI2ZTRmNTEwZTE5In0.Xr8gbrV8v_WeqDaavEnWNlrJdgTHnHDzPkuwU0TQ9nhUjxf54qFm-R2a1VtbYOlIW_n3vEMQwHh2pCuJny4RTXoN8j9tvH6hrRA9zbf8JfKW9j9WkWpkhWLXI1rEAJtHHSMr-Y5hJs0x2Cxt_2vcJocOH1gPtaeMxPSpTl9IhuBgq8VuSmRYb3tStJJTSoesLaSK6FKwUrxX84vfzN9oo3oWNxY6OOmrhUBHmrN7IkCsoxh8-pd7qB_MgJ82yqi5z94msg6jad2fAkUVFcG2OTRaEQCGGtMNZ0etMsxjUjI9PI7UYdFwawhXlozVfMhOexu9XxzOHd0CJFZRqUEHWA (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: 87e645bc2dc20d525803 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)