{
  "manageEntity": {
    "action": "Update",
    "entityId": "1276073889",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Echoes of Will\",\"is_private\":true,\"cover_art_cid\":\"01KQJRV74QQASWAT9R3WE5K3T2\",\"release_date\":\"2026-05-01T21:52:46.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"parental_warning_type\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":0,\"metadata_timestamp\":1777673754,\"track_id\":447073502},{\"timestamp\":0,\"metadata_timestamp\":1777673761,\"track_id\":1509448041}],\"playlist_image_sizes_multihash\":\"01KQJSSZGV0YKJN39AX0S81T05\"}}",
    "nonce": "0x8f438aef22b7c3148a19d831832ce1f80a4b37ab4a79bfc4b41a1f02f7d870c4",
    "signature": "0x121e8fd682c206e1364414f7a65c17cb02fc5b54d3cb6f4287642c9f4b719d454f4a9e6b0bac2c7b4d5ae1ba4fca25b2ef21127f199e348501512fbdd82d06001b",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}