Extra Attributes
Field attributes is a field which contains a string of all key-value pairs of available attributes.
Multiple attributes are devided by the ';' character.
To setup the attributes field go to 'Kanalen', select the correct feed and select option 'Mapping' (See screenshot below)

Select Veld toevoegen.

Give the new field the name attributes and assign the right field from the Projectfields on the Left of the field name.
When ready press the Opslaan & uitvoeren button to finish.
Next step is to add a new Rule, go in your account on the Channable website to the feed and then select Regels.
Select Nieuwe regel and then give the new rule the name "Attributes".

Select at Als the option alle.
Select at Dan at neem the field kenmerken and combineer waarde.

Then use the right fields from your items where the attributes are stored.
In this example the fields kenmerk1, kenmerk2, kenmerk3, kenmerk4 and kenmerk5 are available.
The value to use for this example is: "kenmerk1" ; "kenmerk2" ; "kenmerk3" ; "kenmerk4" ; "kenmerk5"
Important: Don't foget the ; sign between the fields to make it work.
The endresult in the feed will look like this: key|value;key|value;key|value;key|value;key|value
You can download a list of available attributes by category in your GoedGeplaatst account