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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1821/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkNYUGpOdVlDVjVwWXFKUmpaU2FURzNyQzlZUjEzcV9tOVRTSHlwTXNKQTAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxODIxLCJzdGF0ZV9ub25jZSI6ImUyNTA3NWE1NjMyZTdhYjQxZTk2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxODIxIn0sImlzcyI6IkxhbGFuZGUgT3B0aW1pemVyIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8xOTcwL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NjYzNTg5MjMsImV4cCI6MTc2NjM1OTIyMywianRpIjoiNTQ1M2Q5NTFjMWEzNmYzYzRiMzUifQ.pIZaI6IdH0RYaxRviDK5XJj9N3b6h8EaILJnqPkzZXcZ0jpd1ykY8akUD3bAfCuizA2U9XxeihzJxx2e01rUo68bM6etfDlVLpBMsj8sqD6XrTAwtW11TixcAESRIJYpZA1C5nk0WzLmeIMX8ggIefao9Q9WA0VovBjYa3KAl7TtQCYGRa9X8Qdd3ur4IYY2_iTKiwYi4sfoUmpM6JojJJjNm7QKv1XMjJjbVe_OrRHEo8jRLzrAJ61t7kUXBeFB9rsKcVLn02nQtADtBLty7Pqi8ctLknYJm8KzhMI23t8t1OGTGzCvoyvCySkqIF09rEOkm17Lm_lFVblqGUE1Ow (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: e25075a5632e7ab41e96 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)