Database
[{_id:"621773f39ec6fe3a3728d686",label:"size",slug:"size",vendor:"admin",options:[{label:"M",value:"M"},{label:"XXL",value:"XXL"},{label:"XL",value:"XL"},{label:"S",value:"S"}]}]
Query
db.collection.update({"_id":"621773f39ec6fe3a3728d686"},{"$pull":{"options":{"value":"M"}}},{"multi":false,"upsert":false})