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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4903/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlQ4dHN4VjRiQnkteXl4WDhPaEJ0ZkQxMXB0bVc2dWVHWGN6VXRXc3kxeFUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0OTAzLCJzdGF0ZV9ub25jZSI6IjJlZWRhMmYxNzJjNGFmZDdkZmNhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0OTAzIn0sImlzcyI6Im5ld3Rlc3R0b29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80OTk3L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODUzNTAzNTQsImV4cCI6MTc4NTM1MDY1NCwianRpIjoiZmMwYjJhMmY1YjZmNGZlOGFhY2YifQ.itG86-cfJUs7F1QtuPcRnv9fTF6oVL7qBYjsTLTQ6lGEKZgXq6FFvtH_MjvtIEkki6S9AY-pOVNYAg5EvWCmcVqM7NxfgOLyheMeqH7I2HK9GcpP6nupBdpCWWeMUeov-S03yQz1JulwDApHvpFVrWthMtyKwa-rStqqh40QwYMBNwC8lnoylGTiCmS8kpkFBcdOT3fWdJyKTdU_vPR-v7NS1k5hYh9B_IzEBeHUenMDzxy994tBAPAHZGtBaiLQPHPxsvU8dzpCSiA_ovo2ngBiRWCT2t0Mi3PNRDFKRayw70Y9hHJxNlUssg6zsD96Etfiu0OOumETn6pIRIOUqA (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: 2eeda2f172c4afd7dfca (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)