{
  "manageEntity": {
    "action": "Create",
    "entityId": "579567352",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":579567352,\"description\":\"\",\"playlist_name\":\"New album\",\"is_private\":true,\"is_album\":true,\"license\":\"\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"parental_warning_type\":null,\"playlist_contents\":[],\"is_stream_gated\":false,\"stream_conditions\":null,\"is_scheduled_release\":false}}",
    "nonce": "0xbbcfed5f048c890ac8f2bac218c31cf7367e8aa337948a4ccb728c403a40e645",
    "signature": "0x61c4c343cc529f9ff7a354a00e008810945361b15b126931f3419b64a81145ff7655a5c098b1f4fa00bf2426156dd976511a5190d0259abd18d2a703c0bdf3421b",
    "signer": "0xf5B56F9eBC4F244ceaEcb2006Ef4eb3bD3C6112D",
    "userId": "459589619"
  }
}