{
  "manageEntity": {
    "action": "Update",
    "entityId": "584088944",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Play list pro\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsea7ylxlrdbjxdvxgpoxymhoy5grmp6u2g4tlqhyjterfuzvwkrdec\",\"release_date\":\"2026-04-02T00:04:26.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1775088264,\"metadata_timestamp\":0,\"track_id\":126583200}]}}",
    "nonce": "0xab6d642cb67863092122186b11e0a8877ce22efc4d0bc75912333e75f3da7287",
    "signature": "0x3077ba6d5bb37be55dd94712d8292e6eb710a5747c751e6db4c663701d941a66651e3f1e337b6a475ecb51048c6d0958d7e9d62ec1b7b56a26a98b635924d8cf1b",
    "signer": "0x495cb29b6fC5014C4F1005589a40B4D919Db5E95",
    "userId": "824972439"
  }
}