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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4516/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: 123456 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImZmME02cWtKN0FOck04SzA3Sldhd3RmZklBaDNGUms4M0d5N1ByLWRlc0EiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTE2LCJzdGF0ZV9ub25jZSI6ImVjN2MwYzAzZWU5YzVjZGM0MmQ5IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTE2In0sImlzcyI6IlRvb2wxOTEyIiwic3ViIjoiMTIzNDU2IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDU5NC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzcwMjc3NDg5LCJleHAiOjE3NzAyNzc3ODksImp0aSI6ImI1NDA0MGY2OTI2YWQzZGQ2Y2Q0In0.chXH4RQWutDPkwsCxFTrINKh81GKjEZ-aQuAOb_LM1dcWGWi9HwuBzSS6nT1h8fMurUcNIgfWJMgyfYJ_FoOWwYqV6CLNYbD7_8W2GrEO5gcOuu-qwmZaepPMRFIH26wBYflxd9A-s-x6Khtl3EUefoBWDbRUvf46way9o2qGPSkN74JuY3le1lAvyq9264J8j53h6vrQmU5lG60UptVvYqYF59PRvnAOLTTur3in-l4xd8cWwTAUIS5owjZ1QhIYc30e59hr-Gsr0R87bnXR22Ghzu4UPwEFfvE-DI3Q4iqAVbpxpU7Tpvt8NdNz3QrkskraKD9ekDvl-nz7XLX7g (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: ec7c0c03ee9c5cdc42d9 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)