{
  "manageEntity": {
    "action": "Create",
    "entityId": "1667992924",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1667992924,\"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": "0x9e946f37e9eaef8e1d9f0223961ce0b2e43ea6bb99fe68b8daf33f055356cbd0",
    "signature": "0xb43b4d19f3cba53710c83fd1347f7d64d0e92d4899d161f63d7002cb293579db18f60bc573235c0f5244a2d36a9e19831b57993dda697a9ceb86defff1a469cd1c",
    "signer": "0x47A7085AF09B9dE1B07b1c4F7bD4dE8809245307",
    "userId": "40270083"
  }
}