{
  "manageEntity": {
    "action": "Create",
    "entityId": "1741790954",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1741790954,\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0x621b7478f74015bd5b9dfcbbe4eae231e5246c4d5029ac985e4aec5285872b3d",
    "signature": "0x907be2ee3cccba1a97b9e65632dd18ca5033d73411cdd51c481e183f1a86f0fe36f94c024aab7432b8267ac8f48178d225078b80b40c7df415cb96927b8a89661b",
    "signer": "0x8e9e3f061590606eB264245F3E473A0C9F33bcc0",
    "userId": "537204477"
  }
}