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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2264/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: prova tool (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ik91MGRkZUJZRWtmU1NlcWJfUGVOTGdrZkxTX0FtcV9uZnZ0Sk9LMkN5a1EiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMjY0LCJzdGF0ZV9ub25jZSI6ImZmN2M4YjlkOTBlY2M3OWE1M2RhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMjY0In0sImlzcyI6InByb3ZhIHRvb2wiLCJzdWIiOiJwcm92YSB0b29sIiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMjUyMC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg1MzE1ODU5LCJleHAiOjE3ODUzMTYxNTksImp0aSI6IjdlMzYzNjBhY2VlZDIxNTEyNGNkIn0.UkgZ_RuO0E6lZbBSIPCFUDa2_3bUbknwcENVP-arZZonFViUQjIOwZ3_gZtScMgTHVzHX9ey4QtcNoBByLYpFIq3JCicZeiMB58UAeKT9vmmq4u_2xXLpWTyQ-LNPevbk26S9HGC82VFSToETHCogT3KPBr-yDg5JFlZ5H0TSV3vXFKuB9KOr5KO8q-MuPkVkKQhdNs2973WJ8LSY_vulK7q89EOM-tBeiUOoVRQZCeMaMBG3V8O4oN12m8X-kAVU9IrB0elogyJMK5YrAvsmcGT_WJPOH1OIDwXKaCuukHDNGwQwmHAbu5gVM7gu7j96XyhNlL4Nxn-PdIL7ow_eQ (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: ff7c8b9d90ecc79a53da (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)