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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2503/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlV0OWc1cWcwY0NYSkZGYkxrVUo5OE9Kei1OOEhOVC1uWEJ2Rm4xZDFVOGciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTAzLCJzdGF0ZV9ub25jZSI6ImNkNGUxZTM1ZjBiMzg3OWJiNGU3IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTAzIn0sImlzcyI6IkxUSVRlc3RQbGF0Zm9ybUZvclB1YmxpY0FuZFByaXZhdGVLZXlUb29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yNzkzL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzQxODMyMjYsImV4cCI6MTc3NDE4MzUyNiwianRpIjoiN2YyNmMzMzM4MTUzYjFiM2U1NWIifQ.lIdRlU9FmidtmtRZbiyNVnD9rD1a_7LV0conBzNZf1NvRjFL4-Mjcd9lSUJVXiPGY9PUnabgvJXs9j7leJe8Od6sBs9GCXfOkz3XL-fdIIUYf5Uso6xG206Jxvk_HuyHGFQJCYXdee-gcKVToxHO0tPcO3GE0u8WVs-vrzqwmDGvS-2eZ9kLgT04FZ-tVtRBWvfvlmhLgw5l6JYjwCHnf0wEgyL2AFvA1B1Z_S_lczEOv6XOIKDA3HVtTMNw3dsvB3G8CJEu7G9ZUHOJbKu83cRLwuCIAraH7QGTFBCV20L8Vu_cAkmdlGdf5TRs3ORaXkZUI4mW_4vd_yI8e1nLXw (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: cd4e1e35f0b3879bb4e7 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)