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.eyJ0b29sX2lkIjoyNzc4LCJzdGF0ZV9ub25jZSI6ImViMzI1NjUwODgxMzUzMDdlYmUwIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNzc4In0sImlzcyI6IlRDIFRlc3QgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzA5MC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzY5MjA1Mjk1LCJleHAiOjE3NjkyMDU1OTUsImp0aSI6IjFkNWIzMDdlODY1NzJjNzkwZTZmIn0.YNVgzomsLhd1v2Ma01gekEaMW9ML_yo1JoO8CYABlgAyiz3wpi6qk-WhXebiamOQMJC2IEHkukEqlvbLbyCXD-HQjuZXcC1pobQ40aEnsCWknFN3KYpqBCj2CxiuqcXREJGW0FXeExml0uxU1vKiuTUxN5x03v9k406sinZqFi6S-VdoE4Hs3AZJpEbK7Q7vaguIkCQ7poY7wNFc2BVv3LmUTZYfe5oOKVv72y8mj7p1wNh5Fy6UQT1nGLxG-Klj2JTIB5T0XpfkW40Xj-LfXMwE1zq8MEznc39630HdOw8iIdyAfulEK2YPLrZnkjtsn8tqqyc6hQMPRsHkHznwnw (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: eb32565088135307ebe0 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)