{
  "manageEntity": {
    "action": "Update",
    "entityId": "2017983008",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Mashups\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsecxqx64xuf3zicesprt74jc657cjzjjgp75io5alllebpom4xktcy\",\"license\":\"\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"parental_warning_type\":null,\"playlist_contents\":[],\"is_stream_gated\":false,\"stream_conditions\":null,\"is_scheduled_release\":false}}",
    "nonce": "0xaf0822796512d6295e39fb69dc3b1b00d857a82ba6390ef7d9a8df410acb2312",
    "signature": "0x492b284ca3bfe7aa822fceba5be1b99af0ea6f0ebafea6494535a51d9fd254df05c3632c10bb4b27d3b72854120b888e166edf1f9e1493764f9281a6ba127dc81b",
    "signer": "0x044E8a0c52D10A25362559515A840D07C1a88EB7",
    "userId": "831559707"
  }
}