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.eyJ0b29sX2lkIjoyMjkxLCJzdGF0ZV9ub25jZSI6ImY4NGRkNzlkZDlhY2Y5MTQxMTNiIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMjkxIn0sImlzcyI6Ik5lbHNvbiBUb29sIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yNTU4L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODE5OTczMTAsImV4cCI6MTc4MTk5NzYxMCwianRpIjoiMmVkNTUxZDgyM2Y0ZGNkNzNiM2MifQ.OTyNz2vjz_cmxVQaQgwDstbo0boS6_mX-zdpOkeA8VeXjLkUdduuckSPfkAQX_WIqgYgjflOaDtdUe437-xmA5USneUPJCvKUq05ZnRqnHZa6DgWoWOS2cvwyIrL2s8QglAairzwSywsCpn4uCnBy4tWIX85-PtBe0XuW62lYSYbF6b_bcuw14BoAelXl2IpcdW2iU0Z0apPICGa2I7cM_EVig4xg30CwE-RGzCGaJY493jBSLGcL38NXoHG8S_YpbQu0PC81VLSGL3Xg3K-e5U_TY0JDUE8eM-5uJm0r1n-FiyODZlQ2iY_SxNuX9QvDSQrtXsPoqT57YKBQDhjjg (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: f84dd79dd9acf914113b (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)