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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2542/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: client1234 (required, client identifier valid at the Platform)

scope: openid (required, must contain the openid scope value)

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkNkWVB6aERJUVZhLTFVQWFSeDZFTUtFWmFxZUhpajdJVHE1TlZhbHpiVFEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTQyLCJzdGF0ZV9ub25jZSI6ImIyNmMwODNmMGQ3YTk1NDA2ZjY1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTQyIn0sImlzcyI6IlRlc3RQZyIsInN1YiI6ImNsaWVudDEyMzQiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yODI5L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzU2NzA3ODQsImV4cCI6MTc3NTY3MTA4NCwianRpIjoiMTA1NmY2NjQxNjgzM2U2OTlmYjEifQ.hQRrJaOXF-H_5Td3gldbFPorpXsrxvU7wQLUE-q7xxS7D_5cPJyQD8jD3aHfAOyeKlRF-gsiG9QTYJYRz8V4aOnGxP2DB4X6xM8QKZZyTIzLQZPZury7wMpo_KaZgR7f2lZvmcuFU2K-OskQemXQfoCQK6XqAZUYZYxTgZap0Ul5AZ4QROMhlKcLULsoGSAB41yTMdYSzQ-mB7I0-cP1CPLOs1qVc6vQoL9_YYhjQRbvYat4ROdkQdEyYxtE9sl6zaq6GVQdXR-3eOLz8VQUDwrbxw-XnSxpi92jyEqcg9Qcx9a9ClznBIEFdKJXOLoeZtrecc2MVXH8cx_9b-XWKw (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: b26c083f0d7a95406f65 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)