{
  "manageEntity": {
    "action": "Update",
    "entityId": "1166448100",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New album\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsed25d2qtjmdi6swbo7ilnodmspe2qs7rfliqon4zmmfdn6yuamsxe\",\"release_date\":\"2026-09-09T06:47:34.000Z\",\"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\":1788937671,\"track_id\":1758493229},{\"timestamp\":0,\"metadata_timestamp\":1788937684,\"track_id\":1778939054},{\"timestamp\":0,\"metadata_timestamp\":1788937690,\"track_id\":1677025234},{\"timestamp\":0,\"metadata_timestamp\":1788937696,\"track_id\":268455717}]}}",
    "nonce": "0x2f0a7d0047c2cd8ee2b2d41ba0e1ceb9745aa7c9cc13ef210c775fd753c6adc3",
    "signature": "0x7c3da191976cfab0c1d029ace85b623aa6ac89cc063db624493def74f4ad78ce1984d25377fd88b0706e208ea8cfc879b635ab3eea1d51639f174fb280e875d91b",
    "signer": "0xb070972972ef5B5E404741ADCAc11792d96Aa436",
    "userId": "228777558"
  }
}