{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"DL1", "target_link_uri"=>"https://lti-ri.imsglobal.org/lti/tools/1960/deep_link_launches", "lti_message_hint"=>"23554", "client_id"=>"1", "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/1960/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: 1 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im9hSmVFTlNKcFdzZTQyR0JiOURQUl9WbTdLR3pnYV82dnpxZTFMQ1ljRnciLCJ0eXAiOiJKV1QifQ.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.M7SB9fAgnkwNPe1VL9Xs3m_c0SI1oFLZAKkeAV39MFEQuaJjbYo2MMUKLsW71LTN4iuiLaMEnPVbj2tBp4-8AYm1e_sXBpzLucx35Nc-B4T-3ZiPB7OwkLod0jCPQy33Fnr_BCUMTFLmhra2qoIsdkrUFMEOnYYV0pr69U185Q5cmlAlC7h4Zu0LCXvELJJah6qjB8cz88KfQgKA8HglYZjkKdzHOdVQALzH7ZHExEncN9txLnBrVirTWvM4bGGGlc7fM36e6eet8fBzRIfzbTiav_RpVONJWeq19Ty6z8jaInfa5rkXDF4JQOyMp4Z7CBEjCGmAjg6653EzNaEafg (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: 23554 (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: 0ffc95df061343e8666b (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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