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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4992/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: 12345 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjJmd2ljd3VWbFctcmt4QTZnbUpVNXI4WHdCU21zX1Z3MXNPOHZXbklOa1UiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0OTkyLCJzdGF0ZV9ub25jZSI6ImI3NDgxYzIyOGEzM2FiNTQxNDAzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0OTkyIn0sImlzcyI6Ik5pbmphIFRvb2wiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzUwOTYvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3MzIxMzI0NSwiZXhwIjoxNzczMjEzNTQ1LCJqdGkiOiI2NDdhNWRjOTVjM2YwYmUwYThmZCJ9.uj7qtkYSCxM7qa6Ono5LpO2wEcesyLdgusFtO0mf-jltcUI1Omk3I8DF30th243ogBOyTyw8HcMZHs1hlLkqrtcir45Ak2xyocTCCDFCcWUf-tN5QoEA8V8MRxxnuSWRjbe0yyVQ9siRYpe7gSfOaqQ_p6NRUyoPwVtlk4i1OWrFTREC2y78dlmvnbaLjfoNmoOqcrKqBf2xNPt9rniSTS08_JHnhvZtDyrljo4yCUAQMJzPs0uG5dpgriLXRb6nX9RbpNr29biz1xFTT7dTApNnz10716xjoSpe7eXVTZP5Zr65bwG8sqHgxRsCvX_HEX51kqqWuaBVNDCFq-9MoQ (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: b7481c228a33ab541403 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)