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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2439/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: 999 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkhsWXE4emF4Q0o2c210ZEZSRG56VzdwbzBPUU83ZjBGeWY1YVNWeG9jVU0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNDM5LCJzdGF0ZV9ub25jZSI6ImE3Yzk4MzE5NTY3MTQyMTUzZWRhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNDM5In0sImlzcyI6ImFsX2xhYl9kZW1vIiwic3ViIjoiOTk5IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMjcxNy9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzY3ODQ4NDY5LCJleHAiOjE3Njc4NDg3NjksImp0aSI6ImI5ODYxMjFkZWYxODJlZTgzZmRkIn0.QkSxoVVh4OFj3pOYDFXzk1YQTcQpof1HvqLcxb80XB9HGpXYipQBTJZn8dUWDSlS8exBFLdrEL7zS_BLzqqg7CVfgsTDW7WxjOyuD8UevPiG3OZZN3xcs7O-GTmKR2grZYLYuURJ-v_L2nanKEpOehp1XNfci4D_hQkEaxlSAhb0o1kRYvVGyxxQtaFjML84qlbNw0r-d4uKebzY_7Go4O2X-C9NEm9zUIJBAnhUS-NhMwPc6M079OqIP91uRDxckuWiLRi_UmgP-h3BbVW8PAbttCGxPB8Fm0k0tR4rrJSvy2GDGhzzSa35A0T729N-_4FmM3jCngVwvk2sXdprYg (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: a7c98319567142153eda (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)