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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4857/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: mlti (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkRtQmY1NHdJSXVZRVFoTDJmZ0xYR05OVkREMmhRMG9wLVF5d0NhT2d5QlkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0ODU3LCJzdGF0ZV9ub25jZSI6IjlkMmJkZmExMDY1OTI5MTgzYTJiIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODU3In0sImlzcyI6Im1sdGkgdG9vbCIsInN1YiI6Im1sdGkiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80OTQ2L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODU2MDU1NjQsImV4cCI6MTc4NTYwNTg2NCwianRpIjoiZDAwYzdhMzQzZDQyMWFmZWU5ZTMifQ.VJSYroMZNZgN0HRPCIJBdrtEJft2HyDMVat-xJFlIeOrg4iNc0a5-FRCSrP1a0j8XrX8LbznUr-zE4s3SaZht-QUksJ9yz0cdrUBdO-PzS3joY-G95mBNPmXJFLqaAnThmDMNMfi-1ExUMqOxeAYyUV8pXp5Dbqk4jKkWlN-AZejz4MBfWj-M0G_102u0koGdRvMmtX3dK7Km0bWTVA_6Cohkqn8vYWsTy4S5ss1csTQTrWDkxgRZ36RpNf3Coph7VrfjAl1X88r_HB3dbnbLaLhd4YDBTXLUG7n6HYej48TV5-mT3nVf1-1RyqVhZhOO7DNqFYI5X6GpnH4dXcs2A (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: 9d2bdfa1065929183a2b (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)