Object of type is not json serializable. Typeerror: 'nonetype' object is not subscriptable. 'int' object is not subscriptable. typeerror: object of type simpleuploadedfile is not json serializable. object of type bytes is not json serializable.

Object of type is not json serializable. Typeerror: 'nonetype' object is not subscriptable. 'int' object is not subscriptable. typeerror: object of type simpleuploadedfile is not json serializable. object of type bytes is not json serializable.
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