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.eyJ0b29sX2lkIjoyMjY0LCJzdGF0ZV9ub25jZSI6ImE2NjJkYjEwMThhMWE3MTRhMjNmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMjY0In0sImlzcyI6InByb3ZhIHRvb2wiLCJzdWIiOiJwcm92YSB0b29sIiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMjUyMC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzkzNDI4MDI3LCJleHAiOjE3OTM0MjgzMjcsImp0aSI6IjM5OGQ3YjVlM2NmYjRmYjVhMWVkIn0.LGzkENrxR4frwwpudpYqf9og4VC6e3wEn31BGO68f8maLBAbMCC7CAVAgYwVTeStV-f3OgSdRv7ll-L-pz7pTNgq6Zh6IXwP1uk6-rq6B8Sl8Xi8BO-DrzQ7WD0sb1HdbWj7z1xpGqE_IhMPx3V8qAJBuYO8GbGXpjjCYyhcMzee-x9ptMZ7ns3Wq_0Cbu-hF5CkQOrqXcI9x7J-PpfuB6_gbmE7AsLlkAiYiS4K7jWMRMrG_RDWas66IpursAycNNq78SVqPvQArQeRtX5XPgckzpNI3xqqeY_f4qaz2qRYQTfVOF-OLfUQroICOyoB20W1FOYEE5-aPdJfzjv2Tw (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: a662db1018a1a714a23f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)