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.eyJ0b29sX2lkIjozMjU3LCJzdGF0ZV9ub25jZSI6IjQ4NDY4YTY3ZDc2ZDA4NGU4ZDY0IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMjU3In0sImlzcyI6IkNJREkgVGVzdCBUb29sIiwic3ViIjoiY2lkaS1jbGllbnQtaWQtMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8zNjA2L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3OTIxMjg2MjksImV4cCI6MTc5MjEyODkyOSwianRpIjoiZmViNTZjZDE2NmZhOGJlYmU1OTcifQ.jYPA4570-gy5VIj8RUyFdmEli3s7XNKau5rRefNrUA-5A22d5jNzwO2BvBl2ixH7bosII70dWEWbRRWaMkHNJ_xDi5SHk269GKY4u97IVuy0il9-OrnbAFiJ9Crb4UtGZYHSINrZfFxZfq_h7886Isyvhax4ByUNVMSfMdFu4iRfgKMn8pzEtl7v3ttZVz6D02sglGyI_fGS8kD04mlg0v3oB90seN6EORZbReTujq5yAVqXZM30kFh4UJ41ykHa1yMPacRQ-O-uJOMmJWcBYUutJ4rNrSs37Z7gaaAwO9S95nZZq29jduou2l5T6F95Vdkyj1fbrH6QCzX2CF01mA (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: 48468a67d76d084e8d64 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)