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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2291/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImlqYjR4dzVWZ2ZMYU52a1JlWDFDV0lNZF8yODNwNHFudE1WYVVuTVVEX0kiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMjkxLCJzdGF0ZV9ub25jZSI6IjczY2Y0Zjk2M2VlNzcwNzQ0Yzc1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMjkxIn0sImlzcyI6Ik5lbHNvbiBUb29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yNTU4L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3OTI2NjE3MjksImV4cCI6MTc5MjY2MjAyOSwianRpIjoiOGM2ZDAzN2Y5ZGVmYjlmMmVlMjgifQ.SUDKP1a59I1Lo5uFtf-cvg5jNmGeoJAm7Vzul0khHXX472ccJrXzr65gxqtY_nwtes8b0kx60mmFXf3tvffqnTCJ29YKiPiHZFGWYioVXs8grh6lTE8MZ9ln6_hoEAt-Yx4l3ta8HFDu-ku0iZ3k6VBKTwpzMQZf-ETLfDmlaOCLAjgAjvQboAAoG2GH5v7QZArzbmQsWl8fQBDiDLz8UkVyVwRPJZn5SM9-w8WFGV4sm-0Mj0X7aIw5_EH_q_oGyK39-MuqDgnD4RjgR3VRpXQwDWeNfDd_yU33pqK0P9ZpdT0cfZXKgZpfNjKwhT7fguYj9gphSx_DNvJMubvqyg (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: 73cf4f963ee770744c75 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)