{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"739807", "target_link_uri"=>"https://lti-ri.imsglobal.org/lti/tools/2292/launches", "lti_message_hint"=>"59394", "client_id"=>"12345", "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/2292/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkNyaDU5SWN6YTBicWd3UmNZSjk1ckJCN3laMUlrNWdMSXRTNUl5TmZqclkiLCJ0eXAiOiJKV1QifQ.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.OQSgeIyV8D1KYCOTAZW2I8M22yv2_E_fBBCyH6U8PIOewKOE1jX2O--NLqlxb1nvDLCEknNg4Izm0oORmQmNjRoMvAMrpjVSb6FR6inP0bEwzCcu2lXcsmxl1Ge5z_S2l0kLiKF_-0IxljnuCQbtBFUJlt0kC_geKzwQVRS5J586qtqsLNK7CAXc3HpZr8-8RwQO0pUDXEf78DCpQwH9giTUiwOe8-F1QwHde0WGkzC4ERL_t0_XT2Ystx_A6fVjJBxWwq3HKezvL6XyAgZb_hY2TzduK2YkA2Ytszyy_4nJaWNUAZC55szJqgnkc8iC8QxLMFyGDe4V7IKDG6-ROg (required, opaque value used to maintain state between the request and the callback)

login_hint: 739807 (required, tools and platforms must support a value of form_post)

lti_message_hint: 59394 (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: c2a83fd094657afef756 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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