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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4266/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlFjQkFPSEt2dGp1OUxBU2NEY2o3VGZRdDcyU3duYmdURUxYRW5IRHp4YWsiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MjY2LCJzdGF0ZV9ub25jZSI6ImU2YWY3M2NlMWViOTgyOGMzNjIyIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MjY2In0sImlzcyI6IlRvb2wgVGVzdCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktbmV4dC52ZXJjZWwuYXBwL2FwaS9vaWRjL3Rva2VuIiwiaWF0IjoxNzcwMjk2MzQ2LCJleHAiOjE3NzAyOTY2NDYsImp0aSI6IjRkYTZjMGIzZTIyZDdlMWFmOTlkIn0.aQrUdKCi-VDfCGJi6SnRQb-6jfiJkvc8Sp9_rdttPl-8bdWjML1J_oX0Eh-lfjKpudhYBQLOQA_Uy8h3bB3T2M1t_j08PSZ7NUE2SksBYXeoD2zLvfzbeaz-ZEIRCSD4YdEIhwKkeVyk5-VSPeqTQWA0vohr0iDV3O5gKtaAgh2XApwcKoKLBeqL9U1CilSF0cTsqWma1sZEwZLeMY2Te8_aq_jn_4394UqivDYtcVEuN1IixPTUx28byn1Yd8p25EUW_1IozHJZ54o2hP_mTtwOBRFq5uo4mEEOX9BW3jn0ox22eZDMipsSTr2Gdximr13xLGZ3Tp4bGR1JeSxWjw (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: e6af73ce1eb9828c3622 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)