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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4734/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: 123456 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InFpVm1fcWZOeUVqTHgyZDFySHJIeDlOYkMzU192VzB2dXpPenNTbHJBUnMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NzM0LCJzdGF0ZV9ub25jZSI6ImMzYzAyYzQxZmI3YTczMTk5MGVjIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NzM0In0sImlzcyI6Im5tLXRlc3QtdG9vbCIsInN1YiI6IjEyMzQ1NiIsImF1ZCI6Imh0dHBzOi8vNGVhNi0xMzYtMjMyLTEtMTc0Lm5ncm9rLWZyZWUuYXBwL3BsYXRmb3JtL29hdXRoMi90b2tlbiIsImlhdCI6MTc4NzY4MTUzMywiZXhwIjoxNzg3NjgxODMzLCJqdGkiOiI0MDRkNzVlZjMzM2QzYjNlNWNjOSJ9.gpkFsieOQ06JCr3yLKAV5cIErmFrBK5oDIva4zvEmorqzIXzaQjmc9ktbXR2CdpJKG2mfvrxsLpmkvQhwx9-Qtpv2guBoZZ2AxAYYRRk3Z1LG3vSgH343FLpNzC0f_4epsGgiFbhGER4BFnu9b6BFMZj-dfsBRC88to0B6r9CkXOQu7I6ABsowNueMRhDtPlSLnhh6m_LWt9SLeK8mG1CYIgO1hN4KEEMjzqTFyApvH19pIQy8viKIhs0b2wrAZm7HKE_6R8dCTLvwJfT4UvidFsNBu8dKT6XN23bDQiTzywXVJyaUaNDvEZ4yPNAOwekuXiBD4dN7li3Ocjjy9q3A (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: c3c02c41fb7a731990ec (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)