Webservice retrieve api is not fetching tag details of record.

Webservice retrieve api on record is not fetching the tag details linked to the record.

Reference :

Hereby some details:

• a screenshot showing what the end user sees (as provided by them)
• an API request/response showing that we're not getting back any tags image.png [ { "request": { "verb": "get", "url": "https://crm_url/webservice.php", "headers": { "User-Agent": "", "Accept": "application/json" }, "params": { "operation": "retrieve", "id": "12x1108", "sessionName": "XXX" } }, "response": { "code": 200, "headers": { "Cache-Control": "no-store, no-cache, must-revalidate", "Date": "Mon, 30 Sep 2019 06:17:03 GMT", "Expires": "Thu, 19 Nov 1981 08:52:00 GMT", "Server": "Apache/2.4.39 () OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 mod_nss/1.0.14 NSS/3.36 PHP/7.2.21", "Content-Type": "application/json", "Content-Length": "1000", "Pragma": "no-cache", "Connection": "Upgrade, close", "X-Powered-By": "PHP/7.2.21" }, "body": { "size": 1000, "text": { "success": true, "result": { "salutationtype": "", "firstname": "Marylaine", "contact_no": "CON591", "phone": "", "lastname": "Regueillet", "mobile": "", "account_id": "11x649", "homephone": "", "leadsource": "", "otherphone": "", "title": "Directrice", "fax": "", "department": "", "birthday": "", "email": "", "contact_id": "", "assistant": "", "secondaryemail": "", "assistantphone": "", "donotcall": "0", "emailoptout": "0", "assigned_user_id": "20x15", "reference": "0", "notify_owner": "0", "createdtime": "2014-07-08 14:24:48", "modifiedtime": "2019-09-26 15:08:19", "modifiedby": "19x6", "mailingstreet": "11 place hoche", "otherstreet": "11 place hoche", "mailingcity": "RENNES", "othercity": "RENNES", "mailingstate": "", "otherstate": "", "mailingzip": "", "otherzip": "35000", "mailingcountry": "", "othercountry": "", "mailingpobox": "", "otherpobox": "", "imagename": "", "description": "", "isconvertedfromlead": "0", "created_user_id": "19x1", "source": "", "starred": "0", "tags": "", "id": "12x1108", "label": "Marylaine Regueillet" } } } }, "duration": 352847254 } ]