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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3298/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: what-should-go-here-client (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImhVMTRCNW9GSzJJN2lCekFkbE1OSVcxX3YxZE81OVVKYldHWDBIcXcwcGciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozMjk4LCJzdGF0ZV9ub25jZSI6IjEzZTA0Zjk2ZWRkNmU2OTM3ZWM2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMjk4In0sImlzcyI6IkdyYWRlQ2FtIEdyYWRpZW50Iiwic3ViIjoid2hhdC1zaG91bGQtZ28taGVyZS1jbGllbnQiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8zNjMxL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NjY0NzA4ODEsImV4cCI6MTc2NjQ3MTE4MSwianRpIjoiNWQzNTQ1MTIxNmFjYzNhNzdiOGMifQ.T0-POVlMq2f5tJX7ni1hixUnltrJXcUXLoChaMV1SZIOoaQLUgDQ1r2lJ724jCSeQ8mWG1u1aTxy69xz9Nj7sRLe6rry5fDgyAlhCsi9bESzF59aSKSY9Vcv-1PTpAjE-le9EK88Qb5licA6-iUwP6ksjjd4g-QQXqj-rZFDZVFCNIG6dAFtmgCnJ5rKd_J5JFSDe1lsnj0NIKOeFRj14aow5joZJJoMeQrzdtJi3QxdycJOxa6UqdgvDb5f8TrLWB4mD5DO_K2HK7kjkAjJv4CJt6RLRm6Ig5Q4gAkeH3dILQrHm93rPgvXaRxiW7558oSmLwDfNL9gte7EJm9uxQ (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: 13e04f96edd6e6937ec6 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)