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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2355/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImpkM1loWHM0WnRtOUs2NWg1QTk4eklqNHl2VmVBY2JhdEhJcERsenQ4dFkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMzU1LCJzdGF0ZV9ub25jZSI6ImYyZGQ0NWYyMzZjNGMxNmUwMjU5IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMzU1In0sImlzcyI6ImFsdmFybyAyIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yNjMxL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODU0MDIwOTgsImV4cCI6MTc4NTQwMjM5OCwianRpIjoiZDcxNzQ0ZDQ2MDg3NjQ0NzhmNGUifQ.d4J-8I5_ImZdT9rbpl4O0NlgwxHNOVGlqxrlcjnziRGAdsAA_YnUiTq1o4Ne0sNGXcwqdZO_V-nA5YuW1dKVI9IWAfL-eXfRyNfpCNPFWmhCuiQSEvAf699bMZ4xqcE4W3_YgDcavyQUFm8FNPqbozKw8DNF06Ypma4LOLf9159RDxpshFFA_diPoM0_Rojw9kE1cWpb8lUog0qhJYADRjd0Kk3my5I4ZZp1OztDdJD1pTqwcQAAug4n5p5vKBBN1zc-19m4JquuWPlIDMHFpndZliFsLru7xNwYvRy0yUa0cZIThhN1E7I7rtgdRc2S3IU8XwLCiLoR2JYhwBHdOA (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: f2dd45f236c4c16e0259 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)