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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/5266/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Il9uUXNWOHhDOWlGSmtIcWJhVE5aSGZySDhnY25tVERPeUZyX0o2WS1lSTAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo1MjY2LCJzdGF0ZV9ub25jZSI6ImRjMzJiZDU3NTQ4NmJlODM4MGNkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI1MjY2In0sImlzcyI6ImxiX3Rlc3RfMyIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNTQ1NS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzkwMTkzOTA4LCJleHAiOjE3OTAxOTQyMDgsImp0aSI6IjMyMmI4NmNkYWQ0ZTY0ZTcwY2Y5In0.GafqhgVLJE6hiC_bhUHM9HeVqAlbACRmoYjjmQPCOOl-vBZoyJCNOV5O8nFO1mfjiaqFRjDPX0HbA4NpBnTr8HNxfeizssvxA1iV4nIAS_siROBOb5JF3mX16e-PbdRNODZjf0fXNZDx1GOuTY5l8YMXmw36NS-u4qBgPHXgd42qdXXPObhX_P_Aanbyt2iKfjOEIxWcXAC2R4rEPwhr8qtFeJhJ-5BX7VoM4upY-k0YHTCk3i-Pr_cBelJ-A7Jzzfe-CCs9ccHu2jAhyh2G4T0uxevnKICgfdTwz2mmXGiq7HCMcNL-Bb3wt8B5PSkxUSDryAaP3r6qn6j6ZVdVuQ (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: dc32bd575486be8380cd (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)