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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4021/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjF0M3ItM2tQVWhpZE12RE9YN0ZUcWJLUGx1VGcwa3VOVTg2VTd6OUdDbG8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MDIxLCJzdGF0ZV9ub25jZSI6ImI0YmJmODI5ZjA1NTMyMDVmN2E4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MDIxIn0sImlzcyI6IkphY2thbHMtdG9vbDEiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQyNTMvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc4NTUyODc2NSwiZXhwIjoxNzg1NTI5MDY1LCJqdGkiOiI1MmQzYWY5NjQxYWI1NTg4YjJlZSJ9.f3gYC1erRZTTdU5KyWcyffKKmUne5Sehl74ljODVbx_tQf4K49SrOiphaFkUrzMIKTYSK4KuZwg465TPe6Kz6pYcv5utHJHguT-eF2cSPwpQwBt1myqwq_tQagHLyM2qZEZ9eRkQN0Gtf3MKOC82xbfo_W1wLQpVEdgAZ_w9OIzJ4lsuSRbOFvNA-Y-4-7mXrWQkGnpdBg06PwV_tI3kd32bMlwvHksfvX6NV1jJ7mgaDbfPhPO2qA-E3U2cYEVHbOMhA3rKO2_jJDOTN7TJKPS-7o_Wno4AfeeOO9wX9QZz2XkpJjsWRxmID_KltmFbT1DaxmAjfitAzgZ6HkPcWA (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: b4bbf829f0553205f7a8 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)