{
  "manageEntity": {
    "action": "Update",
    "entityId": "1020476259",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"\",\"release_date\":\"2026-05-13T22:12:04.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":true,\"playlist_contents\":[]}}",
    "nonce": "0x3be20e31575de2e0040fc8d7a754a80a6bcfef76f3cb4ebd6caaee8b4e221bb1",
    "signature": "0x2ceba782ddad1b60d9da69c6c2cf6740f4663e55d9e4109118c8baf86afd03f04b0c103e5889c34ce76aa000fdbc0268ed4db5a394aaa4b83b75914747cf359d1c",
    "signer": "0x7D273271690538cF855E5b3002A0dD8c154bB060",
    "userId": "1"
  }
}