{
  "manageEntity": {
    "action": "Create",
    "entityId": "1703366102",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1703366102,\"description\":\"\",\"playlist_name\":\"140house_master_7\",\"is_private\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1782317498,\"metadata_timestamp\":1782317498,\"track_id\":1664115415}]}}",
    "nonce": "0x87df6d645599b33331fcc755c040a29d559de8a154427c55ffbc7b52f4b58739",
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}