{
  "manageEntity": {
    "action": "Update",
    "entityId": "1321081669",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"My Playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsedw2te66miezpw4uhnprirp4jwyefbbr3cgw2jxmjsohogsshopl2\",\"release_date\":\"2026-08-30T16:17:17.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0xa7ad89a52ce3f9d7a2eb54f7491938239536921cdbfc5d33e80388b7cc9b04de",
    "signature": "0x7c5d39c00a355619b8cb7ad42ad348bfc60c7fbdce6cfe4f8d0af80ca423e590024d2a71fe059d8c257b92cf56e9f4e27c98a388cd8e78aa28605e10c3f176d01b",
    "signer": "0x997892Ba3dA104CdcAb8b169555d48E2884F6eC3",
    "userId": "137744695"
  }
}