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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1886/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkZwbjFpUjlCZFN3SGN0bDNScVZfQkF3Y2hVeGRoMjVGUGVGZUNRaG9rNVUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxODg2LCJzdGF0ZV9ub25jZSI6IjRjNjhiY2NmYjE3ZjNlNmI5ZGMwIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxODg2In0sImlzcyI6Ik15VG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMjA1OC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzgxOTk5MTg4LCJleHAiOjE3ODE5OTk0ODgsImp0aSI6IjU3YTdiNjY0MGY5ZTcwYjUyN2FiIn0.A8QeMV7xZ3F8VRg05cD9xSOqL2hdpHLdV5g_oaMNW1Yl5Xxv7QUD1gd9Z0JOmcakhBlI3R1D-CDVdWP7IGZXJ84aHNpLNHQef7iEQAaHYXSdGd_pes-EwVlE05GOuIPTab2nxcWYmp89g2AEbYfD0h3tPtCSLaJ23kx92P0iHr5CsD9Y1clvesyawUxcaNfjSwJAbQ6BVX1HZJnjlbpoztDSg7nbGrH2Nh4OmKY5mXaiqWjgoFP54YTpu2OeB-xp3vIqdGmcl3tpCIjIghegE_wLQBGjdtvMb34kJro0ibfPjTIP8Z_9QD3zY6GjYFzI5xMWRejt47X3cPY-osK1GQ (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: 4c68bccfb17f3e6b9dc0 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)