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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2873/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImVCYVBSMDNzWHRrNHEtQjJTeUFCUlZHLVc5OGtKeEozYmdxcndfOUw2Tm8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyODczLCJzdGF0ZV9ub25jZSI6ImFlYjc4NTM1NDMwZDRlN2MwMTkxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyODczIn0sImlzcyI6Ik1pa2UgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzE5OC9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzg3NjU2MDM3LCJleHAiOjE3ODc2NTYzMzcsImp0aSI6ImU1YjVlN2EzMmU3Y2E1ZjQyZjAwIn0.pc6sGNVm4OuK8U_n34sKSTT2M2b_cy_NmgqTO_dHJSn3qZVy8NWT6VBW_sOIqHNU0VpNMLtmQ2mjUdbfHPBdAqGX9sjaXEHL0-xGK_2ooa0BQ9ICb07W6M7JXscTzKT52y_MhtyrSFIM6xhxS8eB93sDb7H8B-H9W1ip2_1A3FNKgT0Xpz64UTyx6djanemJrNPOTpDXHXSc9gns9f4h_uaZvmJbae9839DYDUwsJzpIES_D23KwMPqdguK8q8vfdXG12kD2nICy3F17XMDAucFihGs_-JwtS11JLcnMRiNOTKr8-WKjOPuBv44MqXz6OhXepbz9v_uUubfXAFiesQ (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: aeb78535430d4e7c0191 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)