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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2559/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: 1234567890 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im1YSEg4aFBhV29ROHAwX3BqX1ViSlRZclVFbm9MNV9id3ItaUIxQWFBUFUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTU5LCJzdGF0ZV9ub25jZSI6ImFiNWI0NzljZmJkNGM0NDJmMzI4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTU5In0sImlzcyI6IlRlY2huaXNvZnRUb29sIiwic3ViIjoiMTIzNDU2Nzg5MCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzI4NDUvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc5MjIzNzI1MSwiZXhwIjoxNzkyMjM3NTUxLCJqdGkiOiJhMWNiZDI2NzQzMWExYjE3ZmUzYSJ9.BuJjeg01xJOPSXUcD1mTNNG9CGeW54miKnUJCK5_V-Bjy44vGCwrD6ev5ssbY9CMpjlY4qlz4rYhCclugavkhOjs0p8jY3peRuP3h8BVMpPw7wr-yBVQzFiD2blDGzUrfPBxW7sDdQC_6ek77RYH4zrcG6Lky3-dTMKKqQpw2WSPEGhsqmzQBhlJt7bWa11f7hAWzDH4jlSviHMzhIcjT0_5yOnG2C54Hx9SCuh9JWnioEy8auYSOyF2XTpg8LdyiRlqQ9Tr1gYvPLVCFS2zeef_lkDltqHnjnK6L-f3Kd_o2RpHxcBOH7UmJOZZC-AaXoPCq522Bh6NaTSTiEdapA (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: ab5b479cfbd4c442f328 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)