Add checks

```
                         property_type = t['property_type']
 +                        if int(property_type) > 2:
 +                            mark_tx_invalid(tx_hash, 'Property type > 2 not implemented')
 +                            return False
 +
 +                        #Add this test soon
 +                        prop_name = t['propertyName']
 +                        #if prop_name = "":
 +                        #    mark_tx_invalid(tx_hash, 'Property name is null')
 +                        #    return False
 +
                          prev_prop_id = int(t['previous_property_id'])
                          #prop_cat = t['propertyCategory']
                          #prop_subcat = t['propertySubcategory']
 -                        prop_name = t['propertyName']


```