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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3157/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImNfRE9kSFVPMFYxb2NnMTZwdDFyWjU4Wk85eVJRSkxjV1VsbkVncGVzaWsiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozMTU3LCJzdGF0ZV9ub25jZSI6IjlmYjlhNGFkYTdjOTkwNGY2NmZjIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMTU3In0sImlzcyI6Im5hbXRlc3QiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzM1MjUvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc4NzYyMzgzNCwiZXhwIjoxNzg3NjI0MTM0LCJqdGkiOiJkNDljMDQyZDFlYWNmMDM0YzI2MSJ9.x390B5XdjZJVpIJd4cHs0RDyWezvE8mjcxOTni9AkAsSR1lkOM7eRFGD709-dl1pBvqrX1xrzJl5BKFTCxZT3pLntB0L06kQRdUHx4TA8zUIrUWlnZcEB5dHzOKqysx-dmTFzuERcq_HHXPXOfj7yyh3iFJk39z26YxHORVrtHhmrFoXOkMq4SUu4VdwjPJAQKAR4EM7VFE6tW7sv6l33MBIGZUyoy7ZgYvIuOzIdynVnqxzWDdpgx4JCTcplEJy6i2QovWaizD8e2BTxZYxhe7jaFsJATWjltgXzvRCkrjy6n1JUi48MHe3wNsTPqFmkp76hYmxnaB28TF54apJgQ (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: 9fb9a4ada7c9904f66fc (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)