Get list of asset families

{
  "_links": {
    "first": {
      "href": "string"
    },
    "next": {
      "href": "string"
    },
    "self": {
      "href": "string"
    }
  },
  "_embedded": {
    "items": [
      {
        "_links": {
          "self": {
            "href": "string"
          }
        },
        "attribute_as_main_media": "main_image",
        "code": "model_pictures",
        "labels": {
          "en_US": "Model pictures",
          "fr_FR": "Photographies en pied"
        },
        "naming_convention": {
          "abort_asset_creation_on_error": true,
          "pattern": "/(?P<product_ref>.*)-.*/",
          "source": {
            "channel": null,
            "locale": null,
            "property": "code"
          }
        },
        "product_link_rules": [
          {
            "assign_assets_to": [
              {
                "attribute": "model_pictures",
                "mode": "replace"
              }
            ],
            "product_selections": [
              {
                "field": "sku",
                "operator": "EQUALS",
                "value": "{{product_ref}}"
              }
            ]
          }
        ],
        "transformations": [
          {
            "filename_suffix": "_thumbnailBW",
            "label": "Thumbnail plus black and white transformation",
            "operations": [
              {
                "parameters": {
                  "height": 150,
                  "width": 150
                },
                "type": "thumbnail"
              },
              {
                "parameters": {
                  "colorspace": "grey"
                },
                "type": "colorspace"
              }
            ],
            "source": {
              "attribute": "main_image",
              "channel": null,
              "locale": null
            },
            "target": {
              "attribute": "thumbnail",
              "channel": null,
              "locale": null
            }
          }
        ]
      }
    ]
  }
}