Sample:
[{"name":"OBJECTID","type":"esriFieldTypeOID","alias":"OBJECTID","domain":null},{"name":"Shape","type":"esriFieldTypeGeometry","alias":"Shape","domain":null},{"name":"Name","type":"esriFieldTypeString","alias":"Name","domain":null,"length":50},{"name":"MinPS","type":"esriFieldTypeDouble","alias":"MinPS","domain":null},{"name":"MaxPS","type":"esriFieldTypeDouble","alias":"MaxPS","domain":null},{"name":"LowPS","type":"esriFieldTypeDouble","alias":"LowPS","domain":null},{"name":"HighPS","type":"esriFieldTypeDouble","alias":"HighPS","domain":null},{"name":"Category","type":"esriFieldTypeInteger","alias":"Category","domain":{"type":"codedValue","name":"MosaicCatalogItemCategoryDomain","codedValues":[{"name":"Unknown","code":0},{"name":"Primary","code":1},{"name":"Overview","code":2},{"name":"Unprocessed Overview","code":3},{"name":"Partial Overview","code":4},{"name":"Uploaded","code":253},{"name":"Incomplete","code":254},{"name":"Custom","code":255}]}},{"name":"Tag","type":"esriFieldTypeString","alias":"Tag","domain":null,"length":20},{"name":"GroupName","type":"esriFieldTypeString","alias":"GroupName","domain":null,"length":50},{"name":"ProductName","type":"esriFieldTypeString","alias":"ProductName","domain":null,"length":50},{"name":"CenterX","type":"esriFieldTypeDouble","alias":"CenterX","domain":null},{"name":"CenterY","type":"esriFieldTypeDouble","alias":"CenterY","domain":null},{"name":"ZOrder","type":"esriFieldTypeInteger","alias":"ZOrder","domain":null},{"name":"Shape_Length","type":"esriFieldTypeDouble","alias":"Shape_Length","domain":null},{"name":"Shape_Area","type":"esriFieldTypeDouble","alias":"Shape_Area","domain":null},{"name":"Version","type":"esriFieldTypeString","alias":"Version","domain":null,"length":20},{"name":"PointCount","type":"esriFieldTypeDouble","alias":"Point Count","domain":null},{"name":"PointSpacing","type":"esriFieldTypeDouble","alias":"Point Spacing","domain":null},{"name":"ZMin","type":"esriFieldTypeDouble","alias":"ZMin","domain":null},{"name":"ZMax","type":"esriFieldTypeDouble","alias":"ZMax","domain":null}]