curl --request POST \
  --url http://localhost:6699/api/v1/faces/clusters/modify \
  --header 'Content-Type: application/json' \
  --header 'X-License-Key: <api-key>' \
  --data '
{
  "cache_dir": "<string>",
  "cluster_job_name": "<string>",
  "merges": [
    {
      "cluster_ids": [
        "<string>"
      ],
      "target_cluster_id": "<string>"
    }
  ],
  "moves": [
    {}
  ]
}
'

{}