If you don't want to download third-party software, you can edit your save manually using a web-based decoder.
Not every line in the save file is safe to edit. Based on reverse-engineered save structures (as of recent patches), here is a breakdown: Save Editor Mr Mine-
If you are looking for progress boosts without editing files, developers often release Redeem Codes Discord channel or through in-game surveys. Are you looking to recover a lost save or are you trying to modify specific resources like tickets or minerals? If you don't want to download third-party software,