segue xml gerado no demo
<CFe><infCFe versaoDadosEnt="0.07"><ide><CNPJ>11111111111111</CNPJ><signAC>12313212341231321234123132123412313212341231321234123132123412313212341231321234123132123412313212341231321234123132123412313212341231321234123132123412313212341231321234123132123412313212341231321234123132123412313212341231321234123132123412313212341231321234123132123412313212341231321234123132123412313212341231321234123132123412313212341234</signAC><numeroCaixa>001</numeroCaixa></ide><emit><CNPJ>11111111111111</CNPJ><IE></IE><indRatISSQN>S</indRatISSQN></emit><dest></dest><det nItem="1"><prod><cProd>786545794</cProd><xProd>Produto</xProd><NCM>04072100</NCM><CFOP>5102</CFOP><uCom>UN</uCom><qCom>1.0000</qCom><vUnCom>1.00</vUnCom><indRegra>A</indRegra></prod><imposto><ICMS><ICMSSN102><Orig>0</Orig><CSOSN>500</CSOSN></ICMSSN102></ICMS><PIS><PISAliq><CST>01</CST><vBC>0.00</vBC><pPIS>0.0000</pPIS></PISAliq></PIS><COFINS><COFINSAliq><CST>01</CST><vBC>0.00</vBC><pCOFINS>0.0000</pCOFINS></COFINSAliq></COFINS></imposto></det><total><vCFeLei12741>0.00</vCFeLei12741></total><pgto><MP><cMP>01</cMP><vMP>1.00</vMP></MP></pgto><infAdic><infCpl>Demo ACBr PDV C#</infCpl></infAdic></infCFe></CFe>