Bad escaped character in JSON at position 5400484 (line 1 column 5400485)

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[16, 6, 1, 6]
[]
[]
[]
[]
[]
[]
[]
[]
[10, 6]
[10, 10]
[10, 20]
[10, 30]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[]