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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3268/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkxxSHQ5Y0VmZEZhMHpvZGZaMmJ6TWUwQ1IzekdxcXh0Q1pnckZpUnNlWUEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozMjY4LCJzdGF0ZV9ub25jZSI6ImRhZDEwNmJjZDI5M2IyMGM0ZmVmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMjY4In0sImlzcyI6InNhY2hpbi10b29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8zNjE0L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3Nzk3ODkyNDgsImV4cCI6MTc3OTc4OTU0OCwianRpIjoiZjg0MTk0YjRlZDUzNDQ1ZjgyMmEifQ.UE_K0_6JH2ksYGg9Vgf5QNbCJGQ0SbnRP2dIK7Q9WZ8JyO-dme3-gd3fom5-c7YH_1p3Cq5lRgRzNWkEzkZe5GEd0o5XZOAyrVLjNMmmPppcYjz-tQDZpleEgIxI8jjo1dXed52eDE-7cgBLSlp_8nxszeke9mzQoqeJN3G17dHK0DiUpT9brDP3vnxMnrov22HEzRtLWsuyGKJBtHmBiO6Obj7FXlVSNW8VLHS91AESJZOU3PW6l3ILwQJnia63O9b-TZpbk5nKWLWdWl_MfIKSDujWXc9kP4hyPDT0eEyVlGDh2wV8YYw3ZX_aXTz7WZQHsEfRs0AmBP_mRxHKHg (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: dad106bcd293b20c4fef (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)