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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3553/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IldzcjhtSENZeEptV3NPZERxblUxdDdxZVZ3RVBJTVkxdElCRmI1M3NOOTAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozNTUzLCJzdGF0ZV9ub25jZSI6ImYzYmZhNWIzYTY5NzQ3MjY5MDA2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzNTUzIn0sImlzcyI6IkVDIFJlZmVyZW5jZSBUb29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8zOTM0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODc2NTYwMzIsImV4cCI6MTc4NzY1NjMzMiwianRpIjoiYjE4ZmY5NzNiMTBiYTU5Zjk3YzgifQ.yzM9LmGyfdcdp7Dl81IuyXyW-xHo_ZtaYP6Yo2k3ncp9jF3BizqTwqF-M9QhVfvV-BV1C-Narv_PlwPDHLjpFDalbVwQ1mJFmDI0vSY-6G8xjI2y5p1ioHAKHElzjom8qRXEERAs3iiIHjyV0f_XiE9etR0Za5T5oz2yRqPkcsqdBTdiLBfBySe-ULhwwMzFhAaypNtpaPlrfDTCO2Z44EIMsSt2WaCtS9f9Y6kywUCHHO6i9xhuBF7AySuruGK53HeHcZE3BOJUc17SM6SauxvL-H32hFRfartbdaVdyKDEk3TPAi7oUGIqEEH8qTvL5UiYUQpxm-HbOU8T7XF8cA (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: f3bfa5b3a69747269006 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)