{
  "manageEntity": {
    "action": "Update",
    "entityId": "2127759261",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"\",\"release_date\":\"2026-08-19T13:50:51.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":true,\"playlist_contents\":[]}}",
    "nonce": "0x0744a2124e27ea3f3eac1980357fc9f3ab17b0e0727e5174800aee314d2f6af8",
    "signature": "0x97ec79f2056bed5adbd84b50e4e66c28bb6a8ffe004f5d51ea98c1b00a1581be5669664fa75ef6e0f5dcf832824554522337074f8fcb9340507d8bb13e41beb81c",
    "signer": "0x81aA1CbE12dfe5E97Dc2c65b54373DE544d0f457",
    "userId": "4758704"
  }
}