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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4590/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im1MeEp0MFo3bUQ2ZlZQNUZOTUU5b3JYRmNVNG1xUzNrQWxZSlNqcTBHb0UiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTkwLCJzdGF0ZV9ub25jZSI6ImMzMWRkYTgwNDZiYjFjYzcxYTUxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTkwIn0sImlzcyI6InByYXZpbi10b29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NjYzL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzIxMjM3MDYsImV4cCI6MTc3MjEyNDAwNiwianRpIjoiYTFlYzQ1MWFmNWYxZDg5ZDQxYWIifQ.VTEZaM5cvLLYKHnqD1TUtXmMk0Ycwa_Mh50KGr34ECY1DCnojccjDrJJS0VkWd3XPme6wcrBAK9LmFRNCRqVZeiIKnQ-9quMt8aZcEbs4jnRMc8pcmXP7gKmsNb_HVFHx-oJZK-3c8S6MKH-hO9kuOYfi40fMOQkctSB80Amj8oslVoerfWaPpfeMTx5T5BjllBKLZDUbmKVgTI6iAo3v--QQG9wdOru9MQScS2cpjz5uHj2nWMTGlaXJh6BEgQSQ_8T0-M4BYTtxQyQKneM3Bjf3q5SHRs33e3Dx2F9zy2677q6rhN0PIYyccZJBFJ8vvXm7WWQa2tzbeCZRo_7ZA (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: c31dda8046bb1cc71a51 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)