{
  "manageEntity": {
    "action": "Update",
    "entityId": "1276073889",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Echoes of Will\",\"is_private\":true,\"cover_art_cid\":\"01KQJSXEJN71GX7GN5HCTGG3PS\",\"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\":1777673952,\"track_id\":447073502},{\"timestamp\":0,\"metadata_timestamp\":1777673966,\"track_id\":1509448041}]}}",
    "nonce": "0xbdd26d8e38a2f29994c21f8a067787fea28f8bd1379074afa335f2c1b942fb81",
    "signature": "0xbf2a52e4e061511c7b03a57759b2545f258d64f0a294521532712d6e4781eb6178c3d7414b7d280df9f7265efb86bbee1eb8c7adf6f92b78f46cbb08ca31b0631b",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}