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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4877/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlhuQTZhd0RzUW9nRzBvOGZHWUQtYm1WT2hUenlOOUstc3pWNW9OcUhza3ciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0ODc3LCJzdGF0ZV9ub25jZSI6IjAwZDYzY2MzOGY1MmE4MzE0N2JmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODc3In0sImlzcyI6IlNTTHRpVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDk2Ni9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzk0MDU3MjI1LCJleHAiOjE3OTQwNTc1MjUsImp0aSI6ImNiYzc3NzJiNWU3OWJmYjY4NDQwIn0.lhDnMVzEjl1Nn7X56wYzcJ6_DsfoTf9VugvyclDYyp-zmsMkDfBK3khKo2Ym3COsXRPPjMlSUOXqK7ctZArwVKRDYH2BsKMylP2oSrzFnpAI5CxkFyhGAx8e001gSmcyi5ClA7Oc3hxmm1vHUH0DYjR1uVcLsjgo6Tp_p0F1uq0Rip_9xngnb2U18KuVcf-D3psEiqeY7VH12x3fpEbUzdyL56gdO2OJiP94lNKhDV-e1AcKgs98q1Uq_C95IH_E4Gz3ptfNPBE20IBMyCC5U8FobCzOoyRAAtBDTb7EhVkisAgnPy8ZSSIZgaxURSxDyqxy4q4wJoYaDia2LDC7kw (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: 00d63cc38f52a83147bf (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)