Query: What were my protein levels in urine on my last two tests?, FHIR Resource: {'resourceType': 'Observation', 'status': 'final', 'category': [{'coding': [{'system': 'http://terminology.hl7.org/CodeSystem/observation-category', 'code': 'laboratory', 'display': 'Laboratory'}]}], 'code': {'coding': [{'system': 'http://loinc.org', 'code': '2075-0', 'display': 'Chloride [Moles/volume] in Serum or Plasma'}], 'text': 'Chloride [Moles/volume] in Serum or Plasma'}, 'subject': {'reference': 'urn:uuid:a1d2d741-ad12-6902-27e8-b48dcdd1f361'}, 'effectiveDateTime': '2022-04-18T13:07:10+05:30', 'valueQuantity': {'value': 108.08, 'unit': 'mmol/L', 'system': 'http://unitsofmeasure.org', 'code': 'mmol/L'}, 'interpretation': None}