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.eyJ0b29sX2lkIjoyNTQwLCJzdGF0ZV9ub25jZSI6ImZmYWExZmIxY2YwNjQ3MGU2MGQ5IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTQwIn0sImlzcyI6InRvb2x0ZXN0Iiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yODI3L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzQ1NjY0ODEsImV4cCI6MTc3NDU2Njc4MSwianRpIjoiYTc2OGUxNjZhMmVjZjViNDQ0ODAifQ.YonLelRjTwK8aF5XUAOWD8MTfbKKq8TejuA5xtdHewNM7SxqorLJ4OIe-l3d8rePpI0sqo2F0ViQWKHFWAoRiMPyJB2-TbFTgbT7JqOYwDlLpYg9M8PURfFsTz9FMqRjHuXn10P1N8dGJsHrUcd1Fyg_YzmK97NvGalXM-J1h9enQotYJaosO0WdLVHImmGE1gUt35rLR2kujJeQ1Y4UnYa99QKC4gR2GsOpkztJBYN-LxIonFnjSOgvMjRGUCDQ-eB1K2WvnH34LMwDZoN7XvEbjxjWNLBfP3cTxfyMlV1fKJsf5trqCw8TgmJgEHGeEd4oO5jRP9aNksdr8rMUSQ (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: ffaa1fb1cf06470e60d9 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)