{
  "manageEntity": {
    "action": "Create",
    "entityId": "368657521",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":368657521,\"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": "0x838b2b0539bfc99f44709f210efe1e4ba9f5b655811836ff7fc04ca1c06dd127",
    "signature": "0x573ae05a50ecf13d7f8eceba7f2499411054b60ea3877036653e2b34ff996cd54596a690f7a1a8ac0f3f03b2c763dae5277e943e9fd97dc9c19fc6424d1872391c",
    "signer": "0x77eeD8eafACd826a3ea00E1443bFaE2a8db87fEa",
    "userId": "205392"
  }
}