{
  "manageEntity": {
    "action": "Update",
    "entityId": "194877756",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"July of 2022 - September of 2023\",\"playlist_name\":\"4D\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"01KD1EJFZWE8EW85B7TA04B3AY\",\"release_date\":\"2025-12-21T21:44:31.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1766353470,\"metadata_timestamp\":1766353470,\"track_id\":1767375413},{\"timestamp\":1766354075,\"metadata_timestamp\":1766354075,\"track_id\":69009861},{\"timestamp\":1766354081,\"metadata_timestamp\":1766354081,\"track_id\":528309771},{\"timestamp\":1766354086,\"metadata_timestamp\":1766354086,\"track_id\":122998964},{\"timestamp\":1766354094,\"metadata_timestamp\":1766354094,\"track_id\":1477388192},{\"timestamp\":1766354101,\"metadata_timestamp\":1766354101,\"track_id\":1375046530},{\"timestamp\":1766354110,\"metadata_timestamp\":1766354110,\"track_id\":1475595753},{\"timestamp\":1766355272,\"metadata_timestamp\":1766355272,\"track_id\":2099278985},{\"timestamp\":1766354117,\"metadata_timestamp\":1766354117,\"track_id\":190300880},{\"timestamp\":0,\"metadata_timestamp\":1779569577,\"track_id\":326921403}]}}",
    "nonce": "0xe3c6371b54fa32049f50492b8942be73c21dc29a8e366922bd325047d13b517f",
    "signature": "0x6ff3c56551bc53157c477fc6f302a0841dd942b0f76d3b9547bdfb46f5cef6fa484e989d86658602ddf9f90d08152e04bf703bf9a9029beef2cee4ec06659a4c1b",
    "signer": "0x11f0B7e8AEcA305c59Bfb65f829fDd51AC5395f7",
    "userId": "434426540"
  }
}