@Override
    public FieldMetaData getMetaData(String field) {
        FieldMetaData fieldMetaData = new FieldMetaData();
        fieldMetaData.setKey(fieldData.get(field));
        return fieldMetaData;
    }
Provides field data map which contains primary key field for an entity
Used to distinguish between object in operations such as merge for
K8s Patches.

@author Nishanth Panthangi
manifest-generator/generator-services/src/main/java/io/hyscale/generator/services/provider/CustomSnippetsFieldDataProvider.java