{
  "manageEntity": {
    "action": "Create",
    "entityId": "1163722764",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1163722764,\"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": "0x54f9dc041e9a0c7f414cd9c0247675200c5794fb97cea231b09a82b03e9207bc",
    "signature": "0x7c546b792e3cb5c5e4388a601e68910f1a8193882a2f4451cb02fff648ed3f081ac45418b484296208adfcae981ebe3eda4ce380671f3c4a2a8c9bb7c89416861c",
    "signer": "0xc11D28404f39623f2A0d9D9eC6D9E5e4C8e06fEb",
    "userId": "563998093"
  }
}