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.eyJ0b29sX2lkIjo0Njg0LCJzdGF0ZV9ub25jZSI6ImJkNmRiYjQwY2FkMDkwZWE4MWIwIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0Njg0In0sImlzcyI6ImRmZiB0ZXN0IDEiLCJzdWIiOiJkZmYxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQ3NTcvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc4MjUxNjY3NCwiZXhwIjoxNzgyNTE2OTc0LCJqdGkiOiJjZmM5NjQyMzM2MTU2Nzk1YjNmMiJ9.pj-1bCPNrJxdI24w6oO522xNhKRENQyO6E1XmJHBVWMmaUFM1d32P9whP4w93IgLmIxj9FUdfkIsgPJqgV4PEDkIm_qfb-BY7ML_PvwCw8pY-gTIOuDl6-Gn_D67TEgqU-qav_aBdlhHaciw3Ni1I5gN7_nz9ZugbAcZwOwNZMBPD-r9X3ctZ95V8z3RV4z2rJ_K2mghRm-SjmbRX7GigHCIM2ZDlezjhf9gEyBIVc1enxAiHBeWlOjcJn7JVbCBPvHasinpGwpPUxb5eAR2R1p1OtcQaHsAkTXD8pV6yTpxbQXlgQONOmGseUJS0jL5q3fMLWbglTeD83zH61_yxg (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: bd6dbb40cad090ea81b0 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)