{
  "manageEntity": {
    "action": "Update",
    "entityId": "1848865342",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsebrpgewxkjvbnc5t7h7lkwmjloacks6wpgxzrxbgwcxvmtmf7ombm\",\"release_date\":\"2026-05-05T15:57:35.000Z\",\"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\":1777996683,\"track_id\":1098349710},{\"timestamp\":0,\"metadata_timestamp\":1777996692,\"track_id\":1084198738},{\"timestamp\":0,\"metadata_timestamp\":1777996694,\"track_id\":685733863},{\"timestamp\":0,\"metadata_timestamp\":1777996697,\"track_id\":1255399633},{\"timestamp\":0,\"metadata_timestamp\":1777996698,\"track_id\":1889192569}]}}",
    "nonce": "0xcbae12b7dc50bb002ae5020d86c1349d8b553ae356ec26816bbf9f0bc54fe921",
    "signature": "0x181894d7dfb7af0c01e094b931ca958d5525d33e4c5af6e95f36638728e901a85752e0853c2799fa8f99d58f050642dde881b086c3c48d0a1b38473676afa2141b",
    "signer": "0xfb70543D59F8614d11B4D2922bdb1b80Eec0a0dc",
    "userId": "133478614"
  }
}