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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3268/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkxxSHQ5Y0VmZEZhMHpvZGZaMmJ6TWUwQ1IzekdxcXh0Q1pnckZpUnNlWUEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozMjY4LCJzdGF0ZV9ub25jZSI6ImYxM2Y0NGRkYjc2ZDUxYjljOTg3IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMjY4In0sImlzcyI6InNhY2hpbi10b29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8zNjE0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODI2MDQwNzAsImV4cCI6MTc4MjYwNDM3MCwianRpIjoiMzNjOTZiNjhlNmE1NmVkMDI1M2MifQ.lduxa6BzdoR5TDpVy5Z_reKOG2HCgL_Bx85M_yegZav0NTWc4zeeOi9BMnlfzySleIvbDlN5049jZ7NfI6mN0dA_e14zbJrqnjMgkY_sn05FqEve3lC3oVgxWdc7RIPGKj1mQAzziG0wUd0h-LTOAFLcTD3sDxCJx02lHg7BQ8bostLae2dGyviKQCirRjv_YSfVYyZxVry8bv29-6kR2Y5kposqqqeBU1EwJOBRCMZ9QA4QwiSQq2Kt9XS6PYEt8vOnDs2C6gyIW4CSBUKtFN66FsmzwutIsHcaz0GlsWWTFXX-oxHCQsHkOfa62hGdorkO8odPoSsVyZK9k9lKfg (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: f13f44ddb76d51b9c987 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)