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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2778/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjRFQlZrZTdWWE1lZUNRN2lRa1lNRl8zVUVVeXJ4Q0x1Qk1qYUlybF9SQVkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNzc4LCJzdGF0ZV9ub25jZSI6IjAzMWQyZTg5ZWZkNmMyZjYyM2FlIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNzc4In0sImlzcyI6IlRDIFRlc3QgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzA5MC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc2NTY1NDI5LCJleHAiOjE3NzY1NjU3MjksImp0aSI6IjA1OGNiZGI2OTQ2NDY2MzM1NGVjIn0.eCiD2VmvSjeYKG1nlekRwV9W_QjvtW7fXscDgu3DNf8c3XgfE5HGQWfIC7u5NBY20uYpdOw1DTE1rYa7LL8JoPo6sIT5YLqXxrMnUhQjQbUMZtUUOknpCbBZ4Jtj6XbcUYCuaZZBvu4bWoxzCCkULStyIjArral-TdtjuD4Ehfd-3LoosFmCqi0U_HTn19756dyuX7DE6IxFm-EY5XWJwSrJI7tyB3LwTpS_xNk-w_qbDDjFMIHuP1yvyUc7bUWZu1pxWQWpA8MS6GJlkna02XnM0IvjZX9NwZKsrqrBFPOchYFRmVJXRzoYrgsX9H2HpQr8fns3RbyuoRp0yFpl8Q (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: 031d2e89efd6c2f623ae (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)