{
  "manageEntity": {
    "action": "Update",
    "entityId": "51452",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"nope\",\"is_private\":false,\"playlist_image_sizes_multihash\":\"QmNj528cYMADBwjxkZ1MHghPRL2iXWpwaso2uZBGY8aBpu\",\"release_date\":\"2021-06-02T01:56:35.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1622598995,\"metadata_timestamp\":0,\"track_id\":425051},{\"timestamp\":0,\"metadata_timestamp\":1775527326,\"track_id\":2139902468}]}}",
    "nonce": "0xa2d2c47e3e6cf7bcadc2faad9aea69e301f5ae886f55d782ba30fbe85de4815d",
    "signature": "0x78168d3f51d317a642a36a1470e4c8a81e9076d57674c0aa664ef34b5856e9296458a4c953b7d4270689d99ee095417d7e2895c5737647912d4e7f9e43dc57ba1c",
    "signer": "0x1b82e594b3bE1D6E6e1298bBbe3F80ba6B311ed3",
    "userId": "130107"
  }
}