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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3157/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImNfRE9kSFVPMFYxb2NnMTZwdDFyWjU4Wk85eVJRSkxjV1VsbkVncGVzaWsiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozMTU3LCJzdGF0ZV9ub25jZSI6ImZkOGFhNTI0MTE2ZDVhMzRlMjk2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMTU3In0sImlzcyI6Im5hbXRlc3QiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzM1MjUvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3MDI5MDk2MiwiZXhwIjoxNzcwMjkxMjYyLCJqdGkiOiJjMDMyY2ZhYTcwYWUzMmU3OTYwNCJ9.t2gFSF_00icYp8p0EpTw_2qX6mOKPND0jhVaIMDwq8U0tM4LZGho1MXcDwW-K_C_m7i9QscymyIQyXfDceqXKczVWdyr04C21sg5ABOzAOYncobpgBECMcK_ikJ1Dfw_DtK9Rr1gs_NQ61tW7POeoHj_uR5kCiiWjZmInJQnUBYxVBN0XLEgzVeWOLvJOdh0srGcF-CxCkqUzzDz50Rs_NgHg22HYNpWJ1qISpoc5MHN9e3Gjzh9g--hZwCLE6HhRbk_RRNCP94Qqai49B_TUI3ls0IAXQ2oZbu7CCImo5DRPNnuQ0ukkFGPHHvPMyn7Ej00gergApEyqQY6NnwhaQ (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: fd8aa524116d5a34e296 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)