Parsing a counterparty transaction.

gistfile1.js

     // Send some BTC to cover distribution fees.
      var feeAmount = Math.ceil( ( quantity * 0.0003 + 0.0001 ) * satoshisPerBTC )
      var feeParams = {
        source: sourceAddr.publicAddress,
        destination: destPub,
        quantity: feeAmount,
        asset: 'BTC',
        pubkey: pubKey,
        allow_unconfirmed_inputs: true,
        encoding: "multisig"
      };

      console.log( 'Sending fees: ' );
      console.log( feeParams );

      counterparty.create_send(feeParams, function(err, res) {
        if(err) {
          alertService.add("danger", err.message || err);
          return d.reject(err);
        }

        var unsignedTxHex = res.result;

        var raw = new bitcore.buffertools.Buffer(unsignedTxHex, 'hex');
        var unsignedTx = new bitcore.Transaction();
        unsignedTx.parse(raw);
        console.log( unsignedTx );

        console.log( 'Unsigned Transaction outputs: ' );

        var changeOutputs = [];
        for( var i = 0; i<unsignedTx.outs.length; i++ )
        {
          var sum = 0;
          for( var j=0; j<unsignedTx.outs[i].v.length; j++ )
            sum += unsignedTx.outs[i].v.readUInt8( j ) << ( 8*j )
          if( sum != feeAmount )
          {
            changeOutputs.push( 
              {
                'index': i,
                'satoshis': sum
              }
            );
          }
        }
        console.log( 'Change outputs: ' );
        console.log( changeOutputs );