Oracle db impdp command syntax error
Fromuser and touser are not valid using datapump. If you are trying to change the schema, you can use remap_schema:

REMAP_SCHEMA=source_schema:target_schema


https://docs.oracle.com/database/121/SUTIL/GUID-619809A6-1966-42D6-9ACC-A3E0ADC36523.htm#SUTIL927

Or you can list which schemas to import:

SCHEMAS=schema_name [,...]


https://docs.oracle.com/database/121/SUTIL/GUID-6FEDE3AF-0ED5-46D6-BE91-C3F840291735.htm#SUTIL931