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click your facebook information from settings
- click download your information
- after above processes you will in the follwing page
* first u have to set data range.
* select json format.
* check or uncheck depending on which kind of information u need from Your Information.
* your contact list within About you. So, u must check the About you option.
* click Create File Button. It may take time.
* After creation of file u can download the file in your local pc.
Now, u will get facebook-username.zip file. You have to unzip the file first. Within facebook-username folder you will get a folder name about_you. Within about_you folder u will find your desired file named your_adress_books.json.