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.eyJ0b29sX2lkIjo0Njg0LCJzdGF0ZV9ub25jZSI6IjU5NWE0YTkwOTkwNTY4MTU0ZjExIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0Njg0In0sImlzcyI6ImRmZiB0ZXN0IDEiLCJzdWIiOiJkZmYxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQ3NTcvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3NjYxMjYyOSwiZXhwIjoxNzc2NjEyOTI5LCJqdGkiOiI3NTE5YjliNzcyNjg0Yjc0ZjQ4MCJ9.cBjNTp_cymrepOjRDskuqr9hHGLLAPPc4XABy1Q7iA9PaEETwvIEGPfIq5O4WRmd4NMb9baeLKmr_hl_kTkjGbzBOCZBx1H3wac1AEmwp2MjFr9yQa0vge86ZLdrjUGbX_Xj46m0LU4dHkSdpxg-waEAPLFbxyp2wYtNgS5YyZvlkFyKJRJ1jQN4cQSPTUgswg1WFj2m2ilryoZGmtKEVDPQbGJ6HSw4L5Ux6srXvDaZuga3kA-FSn-Jau_eDfmLPWg1hENwjX5gfmvzZL5zM7fsD-e5hsVFdfKAVSHTpxU5o71D16TR_4qOSs2vwD5ccCpxvdEvflRVJQY5k6tuxA (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: 595a4a90990568154f11 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)