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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1893/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImtyYWR3RldUNXA2blRWbXpxZng4T0dZZk9ZVlBRSFcxZE1zbGtMRWppeFkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxODkzLCJzdGF0ZV9ub25jZSI6Ijg1OGJhZjVhNDhlNjA3YjdkNGU2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxODkzIn0sImlzcyI6IkRyZWlmdXNzIHRvb2wiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHA6Ly8xMjcuMC4wLjE6OTAwMS9sYXVuY2gvIiwiaWF0IjoxNzg1MDg5ODI1LCJleHAiOjE3ODUwOTAxMjUsImp0aSI6IjZlOWUwNTY1N2VjZWJiNTRjNzBkIn0.jocTvNoMIukJaUh3OUxv7gOlh5Q1MbvQenLQ78xOXobDHXiw9TPLH9JHnA49kEb6G0viOTlWsIVCSP3HyJzITTv4g_9ZjFsjOsMWT8KIkTi5PaaXa3lfvagj1hrX69rRrVcC4hGanZHXEG6u0efCqBvSwf-oK1tiBA-jeXOqS5AsKru70sNMT0VSWQ0HTVfUubkt58hR6O6ZhAxDgZK_aciAdOVd54bNRCoBSha3srCg3fXuanuOEuBAU66f-pf8gvuh_VG2Z4L3mZjAmMEpzpgEQLjHScVdk1Y2vb3bP6YX5n91AP-V-Swg_BX9t1VReHiuuTwdW3TBKQ_BgYscZw (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: 858baf5a48e607b7d4e6 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)