{
  "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},{\"timestamp\":0,\"metadata_timestamp\":1775527331,\"track_id\":921147}]}}",
    "nonce": "0x3e6ecd80ced0bb145f15230e745722c8ad5c802223744e24a12baf0d65f8287d",
    "signature": "0xad3b07683d31f7a634c301b517a9b72d4b092bba4d3c550c541ed6735ceb960212d31aa245368d9bd5993a95ed23de0d3f5e6e7ab070bef3a735f3298a5a481b1c",
    "signer": "0x1b82e594b3bE1D6E6e1298bBbe3F80ba6B311ed3",
    "userId": "130107"
  }
}