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.eyJ0b29sX2lkIjozMjk4LCJzdGF0ZV9ub25jZSI6ImNkZGRkZGVhMDE4MjFiNTlhOThkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMjk4In0sImlzcyI6IkdyYWRlQ2FtIEdyYWRpZW50Iiwic3ViIjoid2hhdC1zaG91bGQtZ28taGVyZS1jbGllbnQiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8zNjMxL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3OTIxMTc5ODgsImV4cCI6MTc5MjExODI4OCwianRpIjoiZDAxMzE3ZWViMGVhY2M2NWIzYzcifQ.ELU4pTPWpkKnRzVgZ2Xyw9sOv7FF0DnyVWSc8UQyH_ZyDLYDTRcrPcUiPDF5DWTY94ILAMvfaMbhuXe1NfYafuMCUcCtnDm2aqt3UhHc2P9MJL615m6JxVC_fsMsFiTo23HdMA8Y2-p9nQ0Tbw7NqfgQNv5QEDD93Y6wGaHj03KA_Lvoi34ipmCNNonJw9O4wwtkL_vDMASUoRsaV7EF2kN2WR-FN_aGR7L7G5vOmCWELSSlWSi-Hj-gJO0bBiZNswXChPFRvS93tvWUWmIWUPnvVyArdsGTDHkJ4LE1fU2nnmohR9_mKOF7kZVHFTQUOUN3dMsaAu8_pm1MO1S3-g (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: cdddddea01821b59a98d (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)