Facet searches with multipleQueries is not working right

I need to use multipleQueries() to search through a facet using slightly different filters for each search.
However, the results are incorrect, and do not match the equivalent query through index.searchForFacetValues()

Example Code:

// I just put one query here, because that was enough to reproduce the issue
client.multipleQueries([
  {
    indexName: 'dev_master',
    type: 'facet',
    facet: facet,
    query: q,
    params: {
      facetFilters: ['object_type:video'],
      filters: filtersString,
      highlightPreTag: '__ais-highlight__',
      highlightPostTag: '__/ais-highlight__',
    },
  },
])
.then(({ results }) => {
  console.log(results)                
  // ...
})

Results:

{
  "results": [
    {
      "facetHits": [
        {
          "value": "video_clip",
          "highlighted": "video_clip",
          "count": 10
        },
        {
          "value": "produced_video",
          "highlighted": "produced_video",
          "count": 5
        }
      ],
      "exhaustiveFacetsCount": true,
      "processingTimeMS": 1
    },
  ]
}

Expected Results:

{
  "facetHits": [
    {
      "value": "video_clip",
      "highlighted": "__ais-highlight__vid__/ais-highlight__eo_clip",
      "count": 8566
    },
    {
      "value": "produced_video",
      "highlighted": "produced___ais-highlight__vid__/ais-highlight__eo",
      "count": 2316
    }
  ],
  "exhaustiveFacetsCount": true,
  "processingTimeMS": 1
}