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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4590/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im1MeEp0MFo3bUQ2ZlZQNUZOTUU5b3JYRmNVNG1xUzNrQWxZSlNqcTBHb0UiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTkwLCJzdGF0ZV9ub25jZSI6ImQwMjA3ZGQyMGQ4YjcwY2I0Yjk3IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTkwIn0sImlzcyI6InByYXZpbi10b29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NjYzL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODU3MTI5NTIsImV4cCI6MTc4NTcxMzI1MiwianRpIjoiMzdlMzhlN2FmNDMzNDc0NDljY2IifQ.UjVh6DwJgdvVPnhzMDzd9qpF8_MolOYH1knwoUpjUn5b_m21z-bpYKNNysjUIRz8KOJ1KEomU77KAF-vvwREZG7s11spKmCgRaupSEaPsa83CG7xN1uBV7oDJRj4XiN6vIvm7D3uTgXCaJFXATiViiHJmQSj4C80uGnCMc0vrW7oG8sW0UJKublhtakLNDBdp2QY2WqqvCApxh6l3V6dcq9Wx2nwpp-RAzYlivUqZySfo0oTjtT18IWHcqRMyWp1yjrTJeOt4VcDEq-rmiRWD0hnAVGhjG-pjsOdAOjyjArwVHet7Z1xv44Vre9ELGrvgfNukCzT6ezPBr6H1sNAtg (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: d0207dd20d8b70cb4b97 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)