{
  "manageEntity": {
    "action": "Update",
    "entityId": "1886786653",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsecg42t6x4zb7bk4lg73lloirkjmyiyxmqzwvlzcl4bcuhsek6albu\",\"release_date\":\"2026-01-13T18:50:52.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":true,\"playlist_contents\":[{\"timestamp\":0,\"metadata_timestamp\":1780971340,\"track_id\":32680175}]}}",
    "nonce": "0xc2641fa9893146d7dde6065efe80ed8e85889dfd3800d02d5daf2501fd682b75",
    "signature": "0x0ca3a00104a6e974d9160b540cb6cdc9c596df726648370fe3461fcd25fc360416ff6876392ddecbf96918b32b6c0a06da538cbaae3a1dd96c8060965bca5bf61c",
    "signer": "0x11790688A3E7B20aF132aC1e73dE2764b7173abE",
    "userId": "579607788"
  }
}