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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4554/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: sb1234 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ilg1NkR2STFERmtpaXVNNkN1aXZxRENzV0JrUm1mTjFHUG1Uak0wMG9sUk0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTU0LCJzdGF0ZV9ub25jZSI6IjlkZWU0YTYwNTdiOGFlZTZhNzJhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTU0In0sImlzcyI6InNiX2x0aV90ZXN0X3Rvb2wiLCJzdWIiOiJzYjEyMzQiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NjI2L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzAzNzU1ODUsImV4cCI6MTc3MDM3NTg4NSwianRpIjoiMDA1NmI5NjJiNDZhZTMwNjFlMTQifQ.diap4BHkRyfMioHxXNL0NsAx1H_dmMv9KWnuJ6rjxn1cwIycYF9CHD1NUaQihtlOa2ECZSEgiBQwYk6DS1yHmazF5nFpmzhlII_eYvzyx_x7ejN_WKWxqOtl6Pzbb-5U6JiJVJJ3JeVPbxudZ5JleLrm52LD7cktRspsOj7D9MLWKd8U0d7KvJmiZjwLCah41qA1YeB3EFIZGxfl1bkracux2VZaHA1ruIje2Af_adx-j8EB1QtRrN0zertOyHOhBbt3L96Gw7_emvZuhFW7aNhcPgobf-zUYUHTZ9PxKMNqVh1O9hgaX_1aO3lyC-CcSOgIqRXHz2Zs07LjUznSdQ (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: 9dee4a6057b8aee6a72a (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)