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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2540/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkhmVFplTGFOdV9aX2JLZEhfYkVQR0VwUkxTX0g0dzYtdnVVOVFWYU1oWHciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTQwLCJzdGF0ZV9ub25jZSI6IjJkMWU3ZDM0ODJiMmY2MjBiMTlkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTQwIn0sImlzcyI6InRvb2x0ZXN0Iiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yODI3L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODc2NTg2MDAsImV4cCI6MTc4NzY1ODkwMCwianRpIjoiMDQxYjVkODA4MDJjZjRkZTQxZDkifQ.JGt0Jz8rwpi87IW6ex2s5kWXcioceg6YWbERsPdQgK3pz7ppgq5K6Mmr52FehVR0PEwIq_8VNVdmS6mMq0YUeKg228MhTouCADrCaFNsKqz80JUSw63D9Bv3FLMOXO1afKxbUE0YnCR7UgSZG3qhVmXsuH24QYQ3SzZjJ8EAmUR-EiAMOpsDRB_dpZ6muDYg3ZoffyiklihufrxkZ60zQp2TT-DEvf7-QWuCCiQYCPPVDjcTutNQpRmoUAx47T9l1UZNnBNkD7rZUJuvaUJZN5Sij9d4jhIFLOF2-JaRT0TzhSA7K4ATFUp5c5CLeTVaHvPRv3l4oSpMJP5xKrFBZg (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: 2d1e7d3482b2f620b19d (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)