import json
d = json.loads(r'{"value":"=IF(C23=1,IF(C21=0,IF(C38=E38,CONCATENATE(TEXT(AB15,\"# ##0\"),\" - \u043f\u0435\u0440\u0432\u044b\u0435 \",W13,\" \u043c\u0435\u0441. \",\" \",),0),0),IF(C21=0,IF(C38=E38,CONCATENATE(TEXT(Z15,\"# ##0\"),\" - \u043f\u0435\u0440\u0432\u044b\u0435 \",W13,\" \u043c\u0435\u0441. \",\" \",),0),0))"}')
print(d)