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.eyJ0b29sX2lkIjoyMjY0LCJzdGF0ZV9ub25jZSI6ImVmNjIxOWVkMGZiOTNjY2IxMDM2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMjY0In0sImlzcyI6InByb3ZhIHRvb2wiLCJzdWIiOiJwcm92YSB0b29sIiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMjUyMC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc3MjkxNTEwLCJleHAiOjE3NzcyOTE4MTAsImp0aSI6ImYwOGU4NDIzN2U5ODllNjQ0MDUyIn0.XsG67FxDrC1j8NxN8rct2lC2oemXhJmIdGU-u90FMmrBL7Q1aZXtgpcn-kRfvTo5jW6Rf7luVqugI20_Y3vcqJvMc0BE7fVhRU-gtbzX1f58bYE8UnE1KuuXwDbPuxCY-KvHRNu79Pu4qdB9rai8W9W60CITHd5l0232shlHmnoBP64RnueAJpP_0jVvkITTxb4yvCQO0G01eEFWQ6dPvmdVBABLxITO37bK0WOyj2bxRTR7l0_oNbg-jdGprwN9ZL1XY-S0LJiAazeOgHFchF9E0Ye6dcoT2TACBx6ztWOyN9zYP53rsRYKkSUeLIcAhtrjPV-_itdDyZkl8o8BOQ (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: ef6219ed0fb93ccb1036 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)