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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4503/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImpmZ202YlphSkJ5bW40Q1BOTUd0cVI3NjZoSUJyN3hUV1ZMX2FjRE4tdW8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTAzLCJzdGF0ZV9ub25jZSI6ImMyOTBlZDk4NDE3YzQ4ODAzZWJiIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTAzIn0sImlzcyI6IlRvb2wgZm9yIHRlc3QgMTExIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTgwL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzA0OTU5NjgsImV4cCI6MTc3MDQ5NjI2OCwianRpIjoiMzQyNGFlOTI0Y2YzM2JkZmFkMjEifQ.E7n5okUOK_Tpvl7_ywKKQGkwUmNzE3x2eXtR-HU3p9duMVoXl2CAaVqhOUYl4P18WDd4lB0CNa6yIQ7YGdmha6HCYgXmxADtSQ-DR2CsetlE_FiICNYa_47-CLEfQ-m8RT-z-2Hqpkr9oJu9TV0h41c44UkUttczO2b5PXCXmk-0Dt9zpi8RQiiJZQXwKc7L-YTF-fPRorrrwh_o5PsbljqJ28xIkmrvLhTgqPP5p_gKhu-Z22wi0oy4KF6AW48QtUlxJ_ES3LQ_YMVztpQM3uoaC9TfHjEzKuWn7XC4p_XemNnDu-uMfL8k7FTr8iZazpsPWGYgezjF5hFEMq4Fqw (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: c290ed98417c48803ebb (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)