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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3644/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: client_id123 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlhZeGg0Ynh1cHZqZF9JMVpjLUx3OGFJS2hpSFZlRlFHdDJTT082OGtlX2ciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozNjQ0LCJzdGF0ZV9ub25jZSI6IjFmNzk3NWU5YWRjMTViMmI3ZWVlIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzNjQ0In0sImlzcyI6IkNMIFRvb2wgMyIsInN1YiI6ImNsaWVudF9pZDEyMyIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQwMzcvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc4MjM4NzgyMSwiZXhwIjoxNzgyMzg4MTIxLCJqdGkiOiIyYjQ0NWMyMDBiNzFlNzNjNjFjMCJ9.I5phVoxvbJWz1L87Eq6RQ-Gpw6xNvjoioVDKx5MV3H9CorUzrPiOwH4Lu15w-f0I5MJ0M4ku_ErIhPFOzwGKekgMOzFRiOf7X8Lw1pAhQUwXXZcrCkz_Nqbb1tIhEZjqWD7Jq8Eo-xfxveNo-602xxuKlHpxok57X6RW06GuL61OLcGJUBRuyT3ixI9rQpsiCCs8LQ8bsRdIY1Dzm4WbaQhdYXzQ1Q6O7DLXaG63dyhWJt4bP6XITQaHdGK5ouVisYDT1CW3k8zzEmrsjPVnB41rNKjb-BF0nQdEeltKtP9N3c6yR_6UsbCKbo-UV9vlfoEFe5O2lszB_QZ3eGoRqA (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: 1f7975e9adc15b2b7eee (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)