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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3999/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: 123456789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjJKN1V4R1hBY0RzalczTUNlRkhLdzlTMUJVZ3BHOWlVVFdGenloOXYyTVEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozOTk5LCJzdGF0ZV9ub25jZSI6IjdlYjBhYmNiNjI3Y2RmMTNkZjA4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzOTk5In0sImlzcyI6IlNvbGlkUHJvZmVzc29yIFRvb2wiLCJzdWIiOiIxMjM0NTY3ODkiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80MjQyL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3OTIxNDE1NDQsImV4cCI6MTc5MjE0MTg0NCwianRpIjoiNDAzMDBhZGVmMmY3YWFkY2U1NDcifQ.hw50EVaSS1RFoCUTBp2Ge4lSVdLsCQEsvn9yBIANerYJ-__I6U-fqzgl4gFgE2usC4CabdaS7Kw3q5Vjizs0b1vFKq4MaH9mdyyZrFbAtz-oekt1p_I9PGr0nCUNearfw50cp2e5TSwoS67EXgtwmrp1pYnHnhbJmENNjkxmo3sKCDL6tz_Yb16knoa9i6tYeKe325WGU1Rpe-hnV4clioU91qKdjPPsW69bWkrPNM0KEgNQyffyAHaukriyfm8qdh2hCbUuA6GP1Gv9yQiTNoLGNCHLVvTXL6LdUBoW-Ag1yyxoTaSQKJRa1BveXQSbV0ArLpD-ph2YLdcL-4wjUg (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: 7eb0abcb627cdf13df08 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)