azure cosmos error

[LuisRondon11]

buenas tardes.
estoy poniéndome al dia con las clases y al tratar de conectar mi codigo con azure cosmos db me indica este error:

      Error: Required Header authorization is missing. Ensure a valid Authorization token is passed.
      ActivityId: 96d2836e-6919-43ff-9c74-789405dc1309, Microsoft.Azure.Documents.Common/2.14.0
          at httpRequest (C:\Users\Luis Rondon\Desktop\backend\nodejs\todo en mongo\node_modules\@azure\cosmos\dist\index.js:7910:31)       
          at process.processTicksAndRejections (node:internal/process/task_queues:95:5)
          at async execute (C:\Users\Luis Rondon\Desktop\backend\nodejs\todo en mongo\node_modules\@azure\cosmos\dist\index.js:7745:26)     
          at async ClientContext.getDatabaseAccount (C:\Users\Luis Rondon\Desktop\backend\nodejs\todo en mongo\node_modules\@azure\cosmos\dist\index.js:8515:37)
          at async CosmosClient.getDatabaseAccount (C:\Users\Luis Rondon\Desktop\backend\nodejs\todo en mongo\node_modules\@azure\cosmos\dist\index.js:8909:26)
          at async GlobalEndpointManager.resolveServiceEndpoint (C:\Users\Luis Rondon\Desktop\backend\nodejs\todo en mongo\node_modules\@azure\cosmos\dist\index.js:8728:51)
          at async ClientContext.read (C:\Users\Luis Rondon\Desktop\backend\nodejs\todo en mongo\node_modules\@azure\cosmos\dist\index.js:8277:32)
          at async Database.read (C:\Users\Luis Rondon\Desktop\backend\nodejs\todo en mongo\node_modules\@azure\cosmos\dist\index.js:7038:26)
          at async Databases.createIfNotExists (C:\Users\Luis Rondon\Desktop\backend\nodejs\todo en mongo\node_modules\@azure\cosmos\dist\index.js:7187:34)
          at async Task.init (C:\Users\Luis Rondon\Desktop\backend\nodejs\todo en mongo\models\task.js:21:28) {
        code: 401,
        body: {
          code: 'Unauthorized',
          message: 'Required Header authorization is missing. Ensure a valid Authorization token is passed.\r\n' +
            'ActivityId: 96d2836e-6919-43ff-9c74-789405dc1309, Microsoft.Azure.Documents.Common/2.14.0'
        },
        headers: {
          'transfer-encoding': 'chunked',
          'content-type': 'application/json',
          'content-location': 'https://estaesunabssql.documents.azure.com/',
          server: 'Microsoft-HTTPAPI/2.0',
          'x-ms-activity-id': '96d2836e-6919-43ff-9c74-789405dc1309',
          'strict-transport-security': 'max-age=31536000',
          'x-ms-gatewayversion': 'version=2.14.0',
          date: 'Fri, 30 Dec 2022 19:58:32 GMT',
          'x-ms-throttle-retry-count': 0,
          'x-ms-throttle-retry-wait-time-ms': 0
        },
        activityId: '96d2836e-6919-43ff-9c74-789405dc1309'
      } 

si me pudieran ayudar estaria agradecido.