{
  "manageEntity": {
    "action": "Create",
    "entityId": "1724160672",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1724160672,\"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": "0xea5c528b8b31d023eccf139b6dbd25316474de62ba16d6e6e192e1f614d50240",
    "signature": "0x27e3ac2f1fe7c5bde68e67b1f8369e68621367ec4cfedac6b036e041662765c86b94383155a5fd87c77ab710c566963ae95e6764ec58e19efd3dd1a2f92a83d11c",
    "signer": "0x8e9e3f061590606eB264245F3E473A0C9F33bcc0",
    "userId": "537204477"
  }
}