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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3480/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: t12345 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InB3TWtSMG5SdDJjQXZBUEJvS1VTZXYwcGNvZE5sRGZQT3RfNGkyZjZzaDgiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozNDgwLCJzdGF0ZV9ub25jZSI6IjM5NGM3ZTBiYmMzODI0ZDU1ZDkxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzNDgwIn0sImlzcyI6ImhvYW5nVG9vbDEyMzQ1Iiwic3ViIjoidDEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzg0MC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzgyNTA0NzIzLCJleHAiOjE3ODI1MDUwMjMsImp0aSI6IjAwMTYyODI1N2YxYWE3N2U0ZGEyIn0.a7Tjq9yrkSrdJDq9pPj6M9vgVetePeVmGwXxjTsPKyHPPjysJI8bVZGErrl_apYNVSgJs8MmyvxLfe1yl3W_ED3efuau9IcraAaHzKEuVKCtoOygvWo0TCENjp2W7EytKirFO5uiTIjoVr-wl5Mh7TLzNTrzSxYTFare08Z-19hKSpDqytaCVXy__xGVihYgorgMuOU4mxWwQbN7AVzEZcxnrRcvJ-z49ivKDO6QIuheDgZUa-qelUHVbNP56bhNWR2pD_XoYPhquJNgJiwAqSodCyz0xhcr-iYAj7vDrdz8X9cndjlydUyG50T_ZvC2FRNJ68FiwN-7t48pVfcicg (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: 394c7e0bbc3824d55d91 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)