{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"454874", "target_link_uri"=>"https://lti-ri.imsglobal.org/lti/tools/1916/launches", "lti_message_hint"=>"36831", "client_id"=>"stem_scale_7984546158", "lti_deployment_id"=>"1"}

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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1916/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: stem_scale_7984546158 (required, client identifier valid at the Platform)

scope: openid (required, must contain the openid scope value)

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjRCeENkRzBMTVRud2QwWGRpSTFQWHdCMnlGZFdRNVJIZGh0SmlkYTMydHMiLCJ0eXAiOiJKV1QifQ.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.R-SlUhXM9tyRRuByyjow3GRDRQu9YHjAtfYk9p0WjzXOaRp8TKoxuna9K48BPnhkiau0iqseungOS1TomHW5JoTXnBfId11Pf4Q-yKT5LQg-U5Md9qv5EH6GFhscoRBT9SWsEwFQ0JwVV6Zlq-4LPGWc9uQCV2gqa-5hJqDtYhr3Bw-CjHGvhpVkIBTD94H_hdorgl51c6raThpH9lP52BUyHNuSpzU2fiFZMCaC9cg-eWxaaVc8p9GL3qfFHuEDPFh907y36msbJkMpWo18VEIbtSvahhsp24uerhSDkRaljU3ynG3l1cke58Xz0yVX5NQe4QyTuguXRb7M88L_Dw (required, opaque value used to maintain state between the request and the callback)

login_hint: 454874 (required, tools and platforms must support a value of form_post)

lti_message_hint: 36831 (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: 205ebd9cc1b339a8a0a9 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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