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.eyJ0b29sX2lkIjoyODczLCJzdGF0ZV9ub25jZSI6IjAzODFmODEwY2IyYmRiNjZlNmM1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyODczIn0sImlzcyI6Ik1pa2UgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzE5OC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzY1ODQ0NjI0LCJleHAiOjE3NjU4NDQ5MjQsImp0aSI6IjNjMGJkOWJhNWRjOTYzZjIwYzQ4In0.ezYT8_bPMUY6IFeEEVOHlS-qGLK9MVI_i2yhtVrYG9V-FW3JyVbYtNnJBdWCvsHDtboZPC-9IyCYeRti1NbagIOao6Od3F-X-uwsp_-2ogd70I33G7cQ9HKWLWRXT1ofLC2ACO3DpCriuNTmFecVFmRqTWDPwMs_HirpCBuSu8KqhSDKOzLlaFY8--lIXWYmhaQg9NrSls0NM2EFzK2su5ixte8bv8OtTLpa7f6GCukLTHStygVoz7kp7HMo4xlNyMbSJkqryuyHiRK0-nOabjatH4w-CKhSx3WftYjSUYt1nkMEHNv7tc5JHYfUOJtJUaXCTz0bRYe7kff-7ZNOyw (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: 0381f810cb2bdb66e6c5 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)