core/src/main/java/com/orientechnologies/orient/core/serialization/serializer/record/binary/ORecordSerializerBinaryV1.java
private Tuple<Integer, OType> getFieldSizeAndTypeFromCurrentPosition(BytesContainer bytes) {
    int fieldSize = OVarIntSerializer.readAsInteger(bytes);
    OType type = readOType(bytes, false);    
    return new Tuple<>(fieldSize, type);
  }
private Tuple<Integer, OType> getFieldSizeAndTypeFromCurrentPosition(BytesContainer bytes) {
    int fieldSize = OVarIntSerializer.readAsInteger(bytes);
    OType type = readOType(bytes, false);    
    return new Tuple<>(fieldSize, type);
  }
use only for named fields