{
  "manageEntity": {
    "action": "Update",
    "entityId": "1831159793",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"x2\",\"is_private\":true,\"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": "0xec23223345359ac14904d11e3f7ba4020a6d3d2ecce7ad34a51a96ced50e7422",
    "signature": "0x478edbcd1a33b588fc26cd367033cbe6748573e16186c9c217816b8e0212ce1f1e9315fa2fd6f42a703074755fee8c6af8fc7689dc95eebf13a40a631d8bdf911c",
    "signer": "0x88c769B5594fA1e5AEc33e17472E952E788bb0E3",
    "userId": "147939951"
  }
}