{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"DL1", "target_link_uri"=>"https://lti-ri.imsglobal.org/lti/tools/1801/deep_link_launches", "lti_message_hint"=>"21442"}

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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1801/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: c12345 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InVhMnRnbjlUakVfeDJsRm5uMnk1WjhPQndxcVptWHF1T01DU3czbXhRbVUiLCJ0eXAiOiJKV1QifQ.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.fftBfrl89avEbqWlixweYhpqU5YeyZkW2y_PC_I27OSe7UO-1huqMida2IzcV-rRUkgna0E8GjnHmhUvhpbQAIkyxGnDbKX2TAOuhaRI8gjAiCletcIYgqOi3I7Na3Ce_d-pNQnkHdtX1IsbIvm8Wtkq_vmnF9aoq3y0fgDlOUayCd4hn12XKbDk-UgTKo5vYwybJOv0foKd7hXr6OZuWx30XcEQxiKlgkHPkLaYEgM8Tj4RofB9bheMVbnaa8BoyvVaL3kfUNHRNAPqHiMVqtl_GyxSey00XXCZZeZckYApULek3F4oItlFBzmImxAJGS6w5oGFWQudyqFoQkoAGw (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: 21442 (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: 0dce9b43c8ed89493b2d (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

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