{"iss"=>"https://lti-ri.imsglobal.org", "login_hint"=>"480041", "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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.Ny35ULiTciNwpB964QKZ3BmW2Wggl--QTym9GYAcoIaayUeK34aPeDgpAXNXmgqfF_qsFxVuDfH_BBYFbPRPm8u6UiZInZ3YBVVukx1YCX27GOpW88chWBqd3puENz2A83XDPVUNnP3ep4YtBx2ULw5vCoNipwVucm3cDw9x0nIpf7tcsF8BCMwb9AZCLqM29DZI-7nYjJgi4FPDcOkVKlUHbc4mYMn0dbgEgbxi6dZfQwS6A83a5GQKN84IabD4g2m_tO87VxMKEUUotRl8D_xt3LgsFJfqALnWHe9BeX5hPz9CKrb15opir-ASikqJjS-tK90W6mBaaVxTK0koRQ (required, opaque value used to maintain state between the request and the callback)

login_hint: 480041 (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: 3ef227ebed324400bf6f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)

Send GET Request