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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3537/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: oauth_client_id_123 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IngtTFo4Zml1YXRkcnRfd1V6ckJ3WG1LMjlsMDItbTVRQ3ZPaHhLZjRPeUEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozNTM3LCJzdGF0ZV9ub25jZSI6ImJhMjEwZjIxYmZiZmMxMDA0ZTMyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzNTM3In0sImlzcyI6Ik1vYmlldHJhaW4gVG9vbCBUZXN0IChMVEktUkkpIiwic3ViIjoib2F1dGhfY2xpZW50X2lkXzEyMyIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzM5MTYvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc2NTk0MzQ4NCwiZXhwIjoxNzY1OTQzNzg0LCJqdGkiOiIxNjE0YjBlMGIxYjY0YTM3YmZlNSJ9.PTX0MisYnwrSIgfqt0ggKHPmXWVTkFjI37OqlkA6UaCgQJW6eUnCzm7WLXfSSD7DL7-qMWgc5fphh2-Qf1CQxQ2YuHYRzA6MwE7oAx8OPDHLAxLREuSM6DxHgjBKXBhGs2dGLxv-H9GBpjv_V_RmDda1BtFAXa45q_xtiUnBeKhDgAccD8DB6cOyp5KpgdMmcr5KSHdOb0zuUE7bV_e4mzWxdCC8OHMSVarnOfHr-lDt00K4sC9Zwk-ct2JEcme_0cKkjiEg178hIVgVcguU_qLRiGOOtQb0sM40uBeETWrqH52V1PN1GHiSj-o-DFM8hMvqZ5fbB-qnT-at9yEykA (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: ba210f21bfbfc1004e32 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)