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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4627/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: abcdefghij (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InZRNzduTTlUeUxyZ1RaMHpCc2c1TmNOdnFmcWlpMkdFTkdaMkNDQ3VDZE0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NjI3LCJzdGF0ZV9ub25jZSI6IjlhZmE5MGFhNmEzMmMyYmU2ZjRiIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NjI3In0sImlzcyI6IkJwIHRvb2wgMjMganVuZSIsInN1YiI6ImFiY2RlZmdoaWoiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80Njk5L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODU2OTgyNjEsImV4cCI6MTc4NTY5ODU2MSwianRpIjoiMjllNGRlYTI4MWRiOGY0ZDllMjIifQ.ucXrRwxiTObPP3jdY19Mdu6R6mKIslz1eAczDh6k-xBeXflS65wrwOieaSIDqt_liBv_9eR22xamxWP-4PLIAirQhJOemxhM-A_JM5tkw8FjHakONEyk8rjacE7AjFCmp-TQg6xyW9uHfBu1Od3sCaLWIGdSX5UpjPHzYq0Pmup2QP_bW1Igms3nvv5JkV0fw8hpEZ666KgM7cO-71_JnRzEa8-i67wygm_9vd7Vme3XjfAFNOwkq6quTNx18w9fuhrll5P67fsfSTnMFD9fy6jkb18XHYHQ1ZpsIJ1lqdZ8dD_ywDXw99ZCR1SHZd0FfLDl5Phxf6NlkQETzUpjmQ (required, opaque value used to maintain state between the request and the callback)

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

lti_message_hint: (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: 9afa90aa6a32c2be6f4b (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)