Properties from Data Defintion Field are not being persisted

• Type: Bug
• Status: Closed
• Resolution: No Longer Reproducible
• Affects Version/s: 7.2.X
• Fix Version/s: 7.0.X, 7.1.X, 7.2.X, Master
• Component/s: Data Engine
• Labels: None
• Sprint: Data_Engine_7.3_8, Data_Engine_7.3_9

Description: When the user tries to save a Data Definition, field properties are not being persisted, such as custom properties. 

Steps to reproduce:

1. Create a Data Definition with one field and set any custom property that you want
2. Check the column 'definition' in the DDMStructure table to see if all the field properties had been persisted.

Actual result:
There are missing properties. 

Expected result:
All the field properties have been persisted.