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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4661/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im5UQW52RDlWRTVIMjhwVHpkcTdpa0p0cXhIeHNrN1pDakh0QkNIMTZaRmMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NjYxLCJzdGF0ZV9ub25jZSI6IjVhN2MxY2Q0ZGZkNmNiZDhkOWIwIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NjYxIn0sImlzcyI6IkZpbGVVcGxvYWRUb29sMSIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDc0MC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg3NjU4NjMyLCJleHAiOjE3ODc2NTg5MzIsImp0aSI6ImM2OWFiY2I4NmZkOWY3Yjk2MTk2In0.Zj3j7nJ8_-i5-9vbZMpgdyoqTu5NFjCrBN6J7vMj7-43Nfy0b1YHYS0cdzvrMwOdqbVjvfZREsEFzvW87IahDeu79mMa7bilszLbZX_schR4M9SzLrurbNTaAxIm-uF3nQ404OmlRxU3kJuEpUazgEztNaJGwJ0bzQOGcUqYOmQfVALaa9ph6eMSciTZVlJdPOp3htugHeXMq_h2RLBnCJE3AS5KQkqHvf4N32ObE0aYB0OR-ODkSyBIzHiJ8SfpBc8ocFE4YQYgL-RA3VToqGXaK8ffuX6y9isQWdZX_lf-5sT3EecLPccpq0s-Jn93XP2gm0e053fA7sFctrnAJg (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: 5a7c1cd4dfd6cbd8d9b0 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)