{
  "manageEntity": {
    "action": "Create",
    "entityId": "1092020323",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1092020323,\"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": "0x4815e319b8fb10746c52d122c7c403d2ab4d52dfc070ccca1ef7ba9d71810dc8",
    "signature": "0x6f0160c772e9b88768f9acc311cf14974efcfcc15c575830d42b1d814461c5777c4383abc1c20809f16c54d1a6917ee22b73a378c1b96067e71fcd821032a2131c",
    "signer": "0xaf496827546F9662eC424Ac93F0f119E5219d62d",
    "userId": "726502507"
  }
}