Olx — I see bike advertise in olx I am cheating

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Olx

I see bike add in olx i talk to that person he tell i am working in indian army i have travelled my work thats way i seal my bike 20000 k after that he send transportation bill he tell first pay 2100 k i will pay after 2 hr he tell pay 7200 after 9200 after 8100 and 8100 and 4100 total 39000 i will pay but product not come what to do tell some solutions