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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2920/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IklVVzJSNDE3UmRDSjh5d3NUWE50R3VfaU9lQVBvWnlCYWVsR21lRUU4LVUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyOTIwLCJzdGF0ZV9ub25jZSI6ImE2ZjEyNzNiZjFmMTU3ZGEwYzk1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyOTIwIn0sImlzcyI6ImxpbmNfZGV2ZWxvcG1lbnRfdG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvMzI0OS9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzY4NDY1NDEzLCJleHAiOjE3Njg0NjU3MTMsImp0aSI6IjNkZWEwYTRlODdjYzhlMjc4ZTM1In0.O455u71K9bxn0P9-nNeJhGBL01v-2SiZboLOG7I_DRYsx8I63AWcTEojeO0sPAMfu78a0qj6vZPiXdBSJAANI0wPlurtcmKJymVQxdiHGfdEld6uPvvkzz4TPySO4ZPYM_n2AeqSMmZzfeKsa5PoEb--zDIbc0VTCwBhyhbteI2XfAvnGUJ0owW-Ax8mk0IRnKUrJ5dTFPxCwAYZm0Xfz903ZLFYcmNVRGEZyE9JmXhEiccq5QCgyaAqjXLG7zdIEThZ2QPnZfYQv0yEIbGOVM0VOvGPRC_hxCiBHG0vnN7x5XRHnuAN7A513y-HypEEo2BJUC138j_6H_qIj69LVQ (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: a6f1273bf1f157da0c95 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)