How to receive DateTime Function values?

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{"variables":{"limit_1":50},"query":"query($limit_1:Int) {\r\nclinic(limit:$limit_1) {\r\nid\r\nstatus\r\nuser_created\r\ndate_created\r\nuser_updated\r\ndate_updated\r\nhomepage\r\nyear_of_foundation\r\nslug\r\nstreet\r\nstreet2\r\ncity\r\ncountry\r\nclinic_title\r\nstate\r\nzip\r\nverified\r\nivf_maximum_age\r\nivf_single_mother\r\nivf_female_couple\r\nivf_family_balancing\r\nivf_gender_selection_family_ballancing\r\nivf_gender_selection_medical_reason\r\nivf_surrogacy\r\nivf_hiv_positive_male_available\r\nivf_hiv_positive_female_available\r\nivf_hbv_hcv_positive_male\r\nivf_hbv_hcv_positive_female\r\nivf_fresh_donnor_eggs_available\r\nivf_frozen_donnor_eggs_available\r\nivf_anonymous_egg_donation\r\nivf_non_anonymous_egg_donation\r\ntranslations_func {\r\ncount\r\n}\r\nimages_func {\r\ncount\r\n}\r\npackage_func {\r\ncount\r\n}\r\nclinic_language_func {\r\ncount\r\n}\r\nparameter_func {\r\ncount\r\n}\r\npricelist_func {\r\ncount\r\n}\r\ndate_created_func {\r\nyear\r\nmonth\r\nweek\r\nday\r\nweekday\r\nhour\r\nminute\r\nsecond\r\n}\r\ndate_updated_func {\r\nyear\r\nmonth\r\nweek\r\nday\r\nweekday\r\nhour\r\nminute\r\nsecond\r\n}\r\n}\r\n}\r\n"}

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{"errors":[{"message":"Int cannot represent non-integer value: 50.333","locations":[{"line":71,"column":1}]}