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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4406/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: client123 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlhpclllcGk3UVJGOXVyNV96eGRFaXZLWG4tWDhXMGlzWml6M2tlNUtZVDAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NDA2LCJzdGF0ZV9ub25jZSI6IjAyNGVmOWM4Y2M2MzU2M2NhMzkyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NDA2In0sImlzcyI6InRvb2xfb256aW4xMjMiLCJzdWIiOiJjbGllbnQxMjMiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTA0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3OTIzMDg1MzgsImV4cCI6MTc5MjMwODgzOCwianRpIjoiM2QwOTFjMWNjNTRjMmE4NWUzNDYifQ.vbjzjeTq888BiIIaUCgedFcsaPILeAU-KPzLnjWjTrKWzsfTkHaJ_Tho92yOp6aUtIkCEBGyz_iTT9L34yzQD1HxFqEbsMPVo90YI1lX8jfiO3tL7uEYsvISkREcwH25FTNxtqVVRRg4zQGRTba-KRZBA0_W4eOniR_sF0DAWZCsNoPsDRl_hrt7uY3cA3TdPDWJ6tLt3BupW56X_5Qk5KVwBsq5zk70o-Uz-waPvwAO3GVwHy5g4Q0nBMbVO3kly5gm7mV9DMBu17S20YBJcaxzFSQYJUDqUpVyIS_boyYpU4kO8uke-BPbiv9C-6Bgdt9R3E3HU4DFhkEJ3L-ouQ (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: 024ef9c8cc63563ca392 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)