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.eyJ0b29sX2lkIjoyODczLCJzdGF0ZV9ub25jZSI6ImU4MmQ3ODI5NGNmNzI2MWM3YjUxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyODczIn0sImlzcyI6Ik1pa2UgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzE5OC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzkyMTAzODk5LCJleHAiOjE3OTIxMDQxOTksImp0aSI6ImFiNDVlYTdjYmQyYzY5ZDkzMzI0In0.cVZRjCY8gs-QNnjWul5HSBxjnFTYq4gUeiJtIR-mnwx5I8LQCU2Yso22EkegBHdTaJQWQ-7dW-FVOppcsD3F9VCo5HG6ikYHKuizigwpoVV7ZSy1xH7mgHSwAqUrjzaVrE8N-UjwU7VmNKSDCQotgtuXYJEe1eh4QmW7DUUvaGvpRE3zo00o2cYc1ys6UjoQNOs2ah2RKp37ok2C96_dnDrmqUqnoucz34mGlq1shZl_qi6uQqagoQrckXZpZOX3MuAIW6dZshh1cIKDAV8xz3K6u0O4QPZYkzmRIMrL_CR7fD8cYn9Q3GFeQHadBkDTsNDDCXz8fmTi0_iihJR4Og (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: e82d78294cf7261c7b51 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)