error en author de openalex

[omazapa]

el campo id sale en ""

titles: [
    {
      title: 'Triassic metamorphism in the northern part of the Tahamí Terrane of the central cordillera of Colombia',
      lang: 'en',
      source: 'openalex'
    }
  ],
  updated: [ { source: 'openalex', time: 1717479390 } ],
...
  authors: [
    {
      id: '',
      full_name: 'Jorge Julián Restrepo',
      affiliations: [
        {
          id: ObjectId("665e0a9caa7c2077adf62c7f"),
          name: 'Universidad Nacional de Colombia',
          types: [
            { source: 'ror', type: 'Education' },
            { source: 'openalex', type: 'education' }
          ]
        }
      ]
    },