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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3257/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: cidi-client-id-12345 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IklXR1JUamZkcE4yQUNLMTB2dElGM3BfU21nRUlnNXNiU2ljLWhrZWt2MWciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozMjU3LCJzdGF0ZV9ub25jZSI6IjRhYWIwMGVhMDQ1ZmYxZWYxMDQ3IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMjU3In0sImlzcyI6IkNJREkgVGVzdCBUb29sIiwic3ViIjoiY2lkaS1jbGllbnQtaWQtMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8zNjA2L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NjU4ODM2NzYsImV4cCI6MTc2NTg4Mzk3NiwianRpIjoiZjg3NDNjNDk0ZDRmM2U2YjgzMmIifQ.F9nyGW5gX-w2mvxL9FiozK9E3TuQvU-y4ojDKdssBNolKfzlQjvH5VaNU5WUG5cz_org_HSL3smBMzgiM3m97u5k7uB_yTU8i9UFljgyhrS8_UO0K09NBIxdLeinGyTt8m4kQblqn1OeIwPQbaTYU9qeDaQ8l8J2dXaFT9Bw3-o2i_KdRVICurO-FQW4fd4_dlZSqhALWbTtCgB8yyt8VxBl1J2HJ7OjCdYBn0YF6eeRpZVIGcCuyzVMePD5TbqArEWeij3ahsA9cJmoAgpZUrk63rtje1ZBEhWwpcHxu9kmn-agNtlx1A3-RUdPBnnP0P38iOeK5s100jIdo-2TBA (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: 4aab00ea045ff1ef1047 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)