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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4503/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImpmZ202YlphSkJ5bW40Q1BOTUd0cVI3NjZoSUJyN3hUV1ZMX2FjRE4tdW8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTAzLCJzdGF0ZV9ub25jZSI6IjQ4NWY4OTU5MWY5N2I3MTBiMzc0IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTAzIn0sImlzcyI6IlRvb2wgZm9yIHRlc3QgMTExIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTgwL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3OTIxMzIxNDAsImV4cCI6MTc5MjEzMjQ0MCwianRpIjoiNDVkZTM5YmUxMzIyNWM4OTczMzEifQ.g8gB-by_WEr3m-8SgTHn0qFTHNXXPh9X5F9nDz3OqRoDFwHlXlLxTseEagsIXU-L8R-iq1Qqn9WCXhJ1s6jx6MULvA60pS6C7qJ5czfh9AXGUAECPi4PSkRS2w_1hevMqDvVHSL4VUEzKHdMDp1FY2nwNlu84Ca5L9Juqnk6NBnq_YsGmhgU1IDZm74XBJ7TWcPKCxye4IbpFFiEFP3vm8B2FxeDYmA9uYDVh8V9vtlJa-Tlf4mCrVFWxpiYeviaEY9SBfnHQtx5g3KFejX07BJdVHpmLCWbhyUZJOuKCh3S2W1yWtsOguBtIkgGwAeX25HGPw0zp9AfNnrPNe3igA (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: 485f89591f97b710b374 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)