JSON decoding failed with error: Control character error, possibly incorrectly encoded

[
	{
		"category": "society", 
		"articles":[", 
		], 
	}
[
	{
		"category": "sports", 
		"articles":[", 
		], 
	}
[
	{
		"category": "economy", 
		"articles":[", 
		], 
	}
]
[
	{
		"category": "technology", 
		"articles":[", 
		], 
	}
]
[
	{
		"category": "entertainment", 
		"articles":[", 
		], 
	}
]
[
	{
		"category": "science", 
		"articles":[", 
		], 
	}
]
[
	{
		"category": "other", 
		"articles":[", 
		], 
	}
]
Time taken by function for 10380 processing 30.904 seconds