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.eyJ0b29sX2lkIjozNDgwLCJzdGF0ZV9ub25jZSI6ImM1YjgxZmYwYjhhNjU4OTQ3MDExIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzNDgwIn0sImlzcyI6ImhvYW5nVG9vbDEyMzQ1Iiwic3ViIjoidDEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzg0MC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzc0OTc5NjgxLCJleHAiOjE3NzQ5Nzk5ODEsImp0aSI6ImNhMzA3OTZlMjY2ZDEwMzAyMGVkIn0.id9aX9kWJxynom9e53mY-u982G2aOpaGRMuqtHtLqLVjAgMvTRvHjBCx2_eEHPBAub1Yzu0WydcMNwlAPFxWxoKPdef2i0NNPBkyu04D2iXf2vOKiou0GtaKJ3r7yLyTmklyxoMD3EB52JOzUlBl2aVg0N9vFC3iw4yPFXJ4yjFMjyA3X1qX10ltCfFg3BfQJsvNnpca3DdZcxjOBUSorbviE78GNuf4Oo6cgsbWjA7cfiudBhjdvPj5IWEe3SumsqZZich9VoTtZt46BDdt6ZAO4L0BuuRtllJoIHwlp8Ohjdh0pisf7Y-aeuiIFg2DKsjdwp-lXv6SkJdrGP13BQ (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: c5b81ff0b8a658947011 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)