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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1771/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: 12345 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlpIeTJTSW81bldLT3dWdzJnYV9rdDdkcEN1TWIzYmR4M2pqTmpPVW1rTXMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxNzcxLCJzdGF0ZV9ub25jZSI6ImFjNzJjYTNkYzE4YTA3MWQ5ZjdjIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxNzcxIn0sImlzcyI6IkVsZWN0b29sMzE2Iiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8xOTA1L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzU5NzAyOTIsImV4cCI6MTc3NTk3MDU5MiwianRpIjoiOGZjYWQxOGQ0NmZjNzUxMzNkOWMifQ.P_YifcYt3I-iuUd3UxieqUlGpGeZtMRx6glZf13tAvBBwNpaBQDz2Ux-lOanbrxOpi_biKxLjbXz6Lr6-On5A5WDSf3AR5peBYMLA-z2fXoDzhsz3umWOs0rMn_sCfCHrM9yF0O9sTi_jFI2Gf-xIiCF5z7GxOKKF5eE98izqKjZzQbM_5u8mNJmH6IbBOiAj8EikUNjt7dMYOs0AXrklw97JIWjuw_gDAoBWnwHTMvqKVPQ5LYXQFixr5PH5DMl2o97522B2xJWToT6tfkMxwB9FLmV49UO-VDYsTMcqNN5ZJ_kA8G7Pb9ZBf4LBOHMz37UHEx5V0R0cWLyUMbdEQ (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: ac72ca3dc18a071d9f7c (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)