Create multiple assets in bulk

curl --request POST \
  --url https://server26-dot-royalti-project.uc.r.appspot.com/asset/bulk \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "assets": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "title": "<string>",
      "type": "Audio",
      "isrc": "<string>",
      "iswc": "<string>",
      "displayArtist": "<string>",
      "mainArtist": [
        "<string>"
      ],
      "version": "<string>",
      "mainGenre": [
        "<string>"
      ],
      "subGenre": [
        "<string>"
      ],
      "externalId": "<string>",
      "contributors": {
        "producers": [
          "<string>"
        ],
        "mixers": [
          "<string>"
        ]
      },
      "artists": [
        "<string>"
      ],
      "splits": [
        {
          "user": "<string>",
          "share": 123
        }
      ],
      "isDraft": true,
      "createdAt": "2023-11-07T05:31:56Z",
      "updatedAt": "2023-11-07T05:31:56Z"
    }
  ]
}'

{
  "success": true,
  "message": "<string>",
  "data": {}
}