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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4684/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: dff12345 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkF4UTlBTGpTbWJWY2pMdndoTkJqNFE0SDlFSDVuZUo4R0tCTExXVlVtSkEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0Njg0LCJzdGF0ZV9ub25jZSI6ImZkMjdlZmEzZTYzOTAyZGI1NTgxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0Njg0In0sImlzcyI6ImRmZiB0ZXN0IDEiLCJzdWIiOiJkZmYxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQ3NTcvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3NjgwODE5NCwiZXhwIjoxNzc2ODA4NDk0LCJqdGkiOiJlNTA1ODBmZmYyODQ1OTJiMjE3MyJ9.KkE5CxD8uuQxzPGDjKo7EbQgfeTmJiYeaJQglsZEN-H6GAoZXy413JMFC6jtYJxXxrTosGpxOGrR4gbLpYbo4DolesopFfXw_KbKJZJ4yw38ULw5nmJGtDv7eS37Nod5yZvhq7wxMFaKzDade6_gDFt6ME9o9gNHt2R3nX8vdFzzdgNyRdbHZS97olMnum0cq8j8Yrt0z2qvh9x2x0Ya9Ua4lcsLgVjPvYNUuLoZxSSiFz0nP-UOKnBBQ4taVbokRIq_sctOJkhI4CoDzt1iE3huHHi42gT_2lRqCISeVHsd2XkMTxamLbxnsB07ZqmTRBhiMF-22jR7Dg81JXUr1A (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: fd27efa3e63902db5581 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)