{
  "manageEntity": {
    "action": "Create",
    "entityId": "481820134",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":481820134,\"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": "0x985a6b7f27f40d08581eda9e60ee1b5ad5a780236ce4c4966b3a69a98afd2fb5",
    "signature": "0x5e64955899380327a836dee8f0c634097e545944df227a03a43f49deb0c2a2864bec432c79791da6a4088b56c6d675f19898961508c8b0070a5ed014acfe23391b",
    "signer": "0x2B4524c69fAB42E4e548F5A7C30aF28b1433794D",
    "userId": "937591339"
  }
}