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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2505/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: 1234-oauth (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjNhSlFZbENVVjJHbE5VS04xQTdXTmVFVmxPQ3dSNjNDVmZsYS15YTBpOGciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTA1LCJzdGF0ZV9ub25jZSI6IjQ4ODI3MGIxNjFlMmIzYzlhYTRkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTA1In0sImlzcyI6IkNLIExUSSBUb29sIiwic3ViIjoiMTIzNC1vYXV0aCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzI3OTQvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc5MjQ3NDIwOSwiZXhwIjoxNzkyNDc0NTA5LCJqdGkiOiI3YzNkY2Q1ZjkxMzgwODM0Yzk2YyJ9.m7K6TQuRaTrMuaa3nHOVHSh-DyZ3GyiFjUObDWJ0GIA8ONuU2QGGRvQro4ISS_1uP8fqx--Ikx4PuHo3QiBgN2R_ygEkStY4rjAPTatt72--J1XJ1hEIsgAr1UD-6XUduHp3Sp-7UZ_js2Z-hoJjnDheyb_-Zk-69liXgxzs9aGoed9wV4mFb7uUBTipb5UfF3IS-6lxkOpKd5VXpM4990zjMzATx77VBzmjlS1J8slzmxQEBkrMUUXQ30bggzlQEwhRuS0X2stcAHO4jUieMNKi017aWotPr9KHYoQ0yr0GvsuOiTubyVXc3eW5tQpiDaOq1lXs87XB3So6m9iBCA (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: 488270b161e2b3c9aa4d (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)