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.eyJ0b29sX2lkIjo0NDA2LCJzdGF0ZV9ub25jZSI6IjgzNWRiZDAxZWRjMzJiMWNlM2I0IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NDA2In0sImlzcyI6InRvb2xfb256aW4xMjMiLCJzdWIiOiJjbGllbnQxMjMiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTA0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzAyOTkwMjcsImV4cCI6MTc3MDI5OTMyNywianRpIjoiYzJmY2NkYzJlNGQzNzQ0ZjFjN2MifQ.YvIyol8V2I3cr96Y8W52kB3idm8BDy9kzRikze95oCURs636fHlXZcFV87LVkwxNZzfgZ-pOgXMacvpprLeRU6z8NvhwjqU8nBt8GMChCVFy1xSDF48u-AY4pnZ3E_kNzfuWuoww0mhK5AZ3geXBbIUFJQEpxwM1IdnnJI8v06clMkhsNlyxF0Tgg5irWv-Rt5WVht8zUFtCp9UUJnO_Oari1LX5SCNwrfpea-40VndhjQZCgQIFI-HUrNMmW0JwsZp5xdmF5f9GYeWFNGz7Dzbh2qaHrHv0XFhtUGpvHgNOVCCUwKJ79Ee1fHoNmVP-TThtTSm66-12uPUbDh3EIw (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: 835dbd01edc32b1ce3b4 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)