try this
object network ANY
subnet 0.0.0.0 0.0.0.0
nat (outside,inside) source dynamic ANY interface destination static FTP_Inside FTP_Inside service FTP FTP
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"Where ANY is outside world could be any public ip address and interface mean your ASA outside interface"
also
remove this
no same-security-traffic permit inter-interface
no same-security-traffic permit intra-interface
make sure you do this in change window.
Regards.
please do not forget to rate.