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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2540/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkhmVFplTGFOdV9aX2JLZEhfYkVQR0VwUkxTX0g0dzYtdnVVOVFWYU1oWHciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTQwLCJzdGF0ZV9ub25jZSI6IjgxNmRjODM4YzFiZTJlY2Q3OTRmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTQwIn0sImlzcyI6InRvb2x0ZXN0Iiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yODI3L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NjY4NjI0ODQsImV4cCI6MTc2Njg2Mjc4NCwianRpIjoiNGEyN2Q1ZTk5ZmMyNWZkMDI4OWMifQ.ubbGksnk_pBD2i7S0zZZGaS_Sb_8RZrjBcVvdO85BpcKsQgbuqz-09lO9JI6gwSGeYRusLA7kxS2k32x73GJaDjEbDoYyMzzgPjPWtru0JCDwSyx9666kS7Hur3d5L3hWBWYBz3wGlTWClO66MNe-zU0kJuoIQwgcWeid8VHn5_2g22YXekKUxp0LQ3MwNVP9mDLhXGwNQ9vfGtOfGaTFQH-pgD_MeIxcUHH7cMWwjDZJ1izGxITUqE-mXtI2r-6JKvvW6j0euS5cEYRQ0TAfK4b9DEuZV2cLCy8y_xKGk-6GLm9meSjwhFUfb_KEdRNohxDGZRgVyJ53HlOZPdEhQ (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: 816dc838c1be2ecd794f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)