{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"DL1", "target_link_uri"=>"https://lti-ri.imsglobal.org/lti/tools/2843/deep_link_launches", "lti_message_hint"=>"53268", "client_id"=>"456789", "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/2843/deep_link_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: 456789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im51WEM3Y2RTOVFCSFI1VkFuTUowdzlMc2E3WERjQmpYaXBJSTdmRmIwVFkiLCJ0eXAiOiJKV1QifQ.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.EDwKPpyQkXPOFFXIaLv3QtMjPvTIE_ePIdcg-5UFbOm7XXgY5Z1ruMW_ucuujhQWKcD5DF8H9xf8crVsznfnrqaQvEHPeF_v_-z3E4e3_vT7kOyfjd07dtN_CjTbHEzOJW66-ad6fDRsa8vlGq8qnEW4hGgwX1QhQEGiQQB3gW4xmiSKj4XbHzQz--sxNXtkafR7uDq6ZC0HRS3Xs4w6Laf_3SPdw_mL3gjrx6miL6-CrPB9MRfwKAKthwO1t_R_BcKAkjbc4xcW0psUrrestx5EuU9oFSgghgQeg3uzNcv86lurUCoDeTQUUXSbTbAuuj8Y20Ge211QmVZZCNe4qA (required, opaque value used to maintain state between the request and the callback)

login_hint: DL1 (required, tools and platforms must support a value of form_post)

lti_message_hint: 53268 (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: 7b0911cee9e5c46313c6 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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