Get custom fields

This endpoint allows you to retrieve custom fields by id, label, slug name, slug name. You receive fields tagged in the response by a slug.
For now, there is one acceptable slug name:

• employees-questions which refers to fields relating to an employee

You can filter by:

• id: You can query a field by its id. For example T-shirt size identifier is 4. you can search the custom field by the id 4.
• label: you can query a field by its label for example T shirt size
• slug_name: You can use the available slug employees-questions in the slug_name field to filter fields that belong to this slug.
• slug_id: It is the identifier of the slug_name. You can use the id of a slug to query custom fields by its id instead of its name.