{
  "manageEntity": {
    "action": "Create",
    "entityId": "1067914604",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"cover_art_cid\":\"\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"parental_warning_type\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[],\"playlist_image_sizes_multihash\":\"\"}}",
    "nonce": "0x55dcf41b0d7fe068205dbbe8ed676c53795616616a129c63eb69fa0ac0c60a48",
    "signature": "0x4ff70191ab8a6a0178714721adc50a1dead21640c05cb70b6fedbc5cf9e8159e7cb80a9fd32136c85682f3d362cae6ed609e91abfd323b1a8a026bd7486ca2401c",
    "signer": "0x782C367f03A91A53e4b995601D9d254876C06665",
    "userId": "882984539"
  }
}