Obtain only sections with a defined relation

cURL

curl https://mburger.cloud/api/blocks/<id>/sections?filter[relation]=<block_id>,<section_id>
-H "Accept: application/json" 
-H "X-MBurger-Token: <token>" 
-H "X-MBurger-Version: 3"

iOS SDK

let filterParameter = MBFilterParameter(field: "relation",
                                        value: RELATION_BLOCK_ID + "," + RELATION_SECTION_ID)
MBClient.getSections(ofBlock: BLOCK_ID,
                     parameters: [filterParameter],
                     success: { (sections, paginationInfo) in
                                
                     },
                     failure: { error in
                                
                     })

Android SDK

val arrayFilters = ArrayList<Any>()
filters.add(MBFilterParameter(key = "relation", 
                                 value = RELATION_BLOCK_ID + "," + RELATION_SECTION_ID))

val sectionsListener = object: MBSectionsResultListener{
            override fun onSectionsApiError(error: String) {
            }

            override fun onSectionsApiResult(sections: ArrayList<MBSection>, 
                                             block_id: Long, 
                                             paginationInfos: MBPaginationInfo) {
            }
        }
        
MBurgerTasks.askForSections(context = applicationContext, 
                         block_id = BLOCK_ID,
                         filters = arrayFilters,
                         getElements = true,
                         listener = sectionsListener)

PHP SDK

$response = (new MBurger())->getSections($block_id)->filterByRelation(int $block_id, int $section_id);

JS SDK

const mburger = require('mburger');

const instance = mburger.createClient({
    api_key: "12578sdfghjkl",
});


instance.getBlock({
    block_id: 884,
    filter: {
        'relation': 'block_id,section_id'
    }
}).then(result => console.log(result));

Flutter SDK

MBFilterParameter filterParameter = MBFilterParameter(
  field: 'relation',
  value: RELATION_BLOCK_ID + ',' + RELATION_SECTION_ID,
);

MBPaginatedResponse<MBSection> sections =
    await MBManager.shared.getSections(
  blockId: BLOCK_ID,
  parameters: [filterParameter],
);