{
  "manageEntity": {
    "action": "Create",
    "entityId": "443117367",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Black Fog\",\"is_private\":true,\"is_album\":true,\"license\":\"\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"parental_warning_type\":null,\"playlist_contents\":[{\"timestamp\":1774766925,\"metadata_timestamp\":1774766925,\"track_id\":296670804},{\"timestamp\":1774766925,\"metadata_timestamp\":1774766925,\"track_id\":1386134758},{\"timestamp\":1774766925,\"metadata_timestamp\":1774766925,\"track_id\":133034630},{\"timestamp\":1774766925,\"metadata_timestamp\":1774766925,\"track_id\":792413568},{\"timestamp\":1774766925,\"metadata_timestamp\":1774766925,\"track_id\":431292381},{\"timestamp\":1774766925,\"metadata_timestamp\":1774766925,\"track_id\":2020559205}],\"is_stream_gated\":false,\"stream_conditions\":null,\"is_scheduled_release\":false,\"playlist_image_sizes_multihash\":\"baeaaaiqseatveuuliegad7qlbc3sgqgczrye7sx5qrgsmy4qn7kqijp7o5qgq\"}}",
    "nonce": "0x9e1e280dca6f1b8625dd5b6dc2d78dd777badddf4ef6342a112f049b63d543aa",
    "signature": "0xb091cfeb48e2423765271ba0ee9595943156fbc56bf26fb80669c08b097ebae12f567abffc59ef95fd8f1bbf011bbb9799d9740798033515fc86b6246ac21aaa1c",
    "signer": "0xD1e78d368b6e1BA9c3281E18c08B03ccc78b50EA",
    "userId": "509716406"
  }
}