{
  "manageEntity": {
    "action": "Update",
    "entityId": "1682379369",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"bc\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"01JMG5Z43QYTK8FDD4DP4G4SC5\",\"release_date\":\"2025-03-11T15:26:14.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1741706770,\"metadata_timestamp\":1741706770,\"track_id\":116085295}]}}",
    "nonce": "0x323793e71e93327bfb70d25e267f82e62ba4be0ffba4044a282444442f15e837",
    "signature": "0x08b25f918acd25470b50d65089a309551dae3b6ccbc0a91f8b6291cbd6b5afab153ba6f7e3246347987d1c7a75d7824d3699ee8e0365754486ef8a02350e63e81b",
    "signer": "0x2CB607F00580c824d4DbCE73AeE1C25fe0CEA76b",
    "userId": "20475"
  }
}