curl --request POST \
  --url https://api.mixpeek.com/v1/namespaces \
  --header 'Content-Type: application/json' \
  --data '{
  "namespace_name": "spotify_playlists_dev",
  "description": "This namespace contains playlists from Spotify",
  "feature_extractors": [
    {
      "feature_extractor_id": "video_extractor_1.0.0",
      "feature_extractor_name": "video_extractor",
      "version": "1.0.0"
    }
  ],
  "payload_indexes": [
    {
      "field_name": "metadata.title",
      "field_schema": {
        "lowercase": true,
        "max_token_len": 15,
        "min_token_len": 2,
        "tokenizer": "word",
        "type": "text"
      },
      "type": "text"
    },
    {
      "field_name": "metadata.description",
      "field_schema": {
        "is_tenant": true,
        "type": "keyword"
      },
      "type": "keyword"
    }
  ]
}'

{
  "namespace_id": "<string>",
  "namespace_name": "spotify_playlists_dev",
  "description": "<string>",
  "feature_extractors": [
    {
      "feature_extractor_name": "<string>",
      "version": "<string>",
      "feature_extractor_id": "<string>"
    }
  ],
  "payload_indexes": [
    {
      "field_name": "<string>",
      "type": "keyword",
      "field_schema": {
        "type": "text",
        "tokenizer": "word",
        "min_token_len": 2,
        "max_token_len": 15,
        "lowercase": true
      }
    }
  ]
}