{
  "manageEntity": {
    "action": "Update",
    "entityId": "200678990",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"260330 1st\",\"is_private\":true,\"cover_art_cid\":\"\",\"release_date\":\"2026-03-30T09:42:13.000Z\",\"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\":[]}}",
    "nonce": "0x38ffa40332c973f18da43b1af6fa87277b48beecf583e74d6cb8aef39212457d",
    "signature": "0xdee0429fb6d814d18c5872acdd350be9a72fbec09c5f92f7c6efbf50b3bf0f0918c5823f099fb476e5be73c59dc786fb9bd60c3457319f7332109385b48e35091c",
    "signer": "0xf327E1AA7292af87D17Be6696f3514a449c7e9ab",
    "userId": "558212114"
  }
}