public Response setnx(Object key, Object val) {
		return req(Cmd.setnx, bytes(key), bytes(val));
	}
public Response setnx(Object key, Object val) {
		return req(Cmd.setnx, bytes(key), bytes(val));
	}
public Response setnx ( Object key , Object val ) { return req ( Cmd . setnx , bytes ( key ) , bytes ( val ) ) ; }
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