Remove leading zeros from search term for Audible via WS?

also i made a simple script to download Chapters tiles

[Name]=AudiMeta API Chapters (JSON Import)
[AlbumUrl]=https://audimeta.de/chapters/%s?region=us&cache=true
[UserAgent]=1
[Encoding]=url-utf-8
[WordSeperator]=+
[SearchBy]=ASIN||%ASIN%||%s
[ParserScriptAlbum]=...
Debug "on" "debug.txt"
DebugWriteInput "debug-input.out"

json "ON" "current"
OutputTo "TITLE"
json_select_many "chapters" "title" "|" "|"
SayRest