| Index: generated/googleapis/lib/prediction/v1_6.dart
 | 
| diff --git a/generated/googleapis/lib/prediction/v1_6.dart b/generated/googleapis/lib/prediction/v1_6.dart
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| index 6ce4d61dfd99971d7a2a8f993b8b0ad4df98c95c..ffff06fa013cd92df48f1b21c83c8ffb1e0c055a 100644
 | 
| --- a/generated/googleapis/lib/prediction/v1_6.dart
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| +++ b/generated/googleapis/lib/prediction/v1_6.dart
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| @@ -453,8 +453,8 @@ class AnalyzeDataDescriptionFeaturesCategoricalValues {
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|      }
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|    }
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|  
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| -  core.Map toJson() {
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| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
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| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (count != null) {
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|        _json["count"] = count;
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|      }
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| @@ -483,8 +483,8 @@ class AnalyzeDataDescriptionFeaturesCategorical {
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|      }
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|    }
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|  
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| -  core.Map toJson() {
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| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
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| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (count != null) {
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|        _json["count"] = count;
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|      }
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| @@ -518,8 +518,8 @@ class AnalyzeDataDescriptionFeaturesNumeric {
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|      }
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|    }
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|  
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| -  core.Map toJson() {
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| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
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| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (count != null) {
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|        _json["count"] = count;
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|      }
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| @@ -546,8 +546,8 @@ class AnalyzeDataDescriptionFeaturesText {
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|      }
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|    }
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|  
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| -  core.Map toJson() {
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| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
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| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (count != null) {
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|        _json["count"] = count;
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|      }
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| @@ -582,8 +582,8 @@ class AnalyzeDataDescriptionFeatures {
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|      }
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|    }
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|  
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| -  core.Map toJson() {
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| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
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| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (categorical != null) {
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|        _json["categorical"] = (categorical).toJson();
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|      }
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| @@ -623,8 +623,8 @@ class AnalyzeDataDescriptionOutputFeatureNumeric {
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|      }
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|    }
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|  
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| -  core.Map toJson() {
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| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
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| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (count != null) {
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|        _json["count"] = count;
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|      }
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| @@ -655,8 +655,8 @@ class AnalyzeDataDescriptionOutputFeatureText {
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|      }
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|    }
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|  
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| -  core.Map toJson() {
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| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (count != null) {
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|        _json["count"] = count;
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|      }
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| @@ -685,8 +685,8 @@ class AnalyzeDataDescriptionOutputFeature {
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|      }
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|    }
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|  
 | 
| -  core.Map toJson() {
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| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (numeric != null) {
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|        _json["numeric"] = (numeric).toJson();
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|      }
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| @@ -715,8 +715,8 @@ class AnalyzeDataDescription {
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|      }
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|    }
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|  
 | 
| -  core.Map toJson() {
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| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (features != null) {
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|        _json["features"] = features.map((value) => (value).toJson()).toList();
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|      }
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| @@ -757,8 +757,8 @@ class AnalyzeModelDescription {
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|      }
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|    }
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|  
 | 
| -  core.Map toJson() {
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| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (confusionMatrix != null) {
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|        _json["confusionMatrix"] = confusionMatrix;
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|      }
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| @@ -809,8 +809,8 @@ class Analyze {
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|      }
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|    }
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|  
 | 
| -  core.Map toJson() {
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| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (dataDescription != null) {
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|        _json["dataDescription"] = (dataDescription).toJson();
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|      }
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| @@ -851,8 +851,8 @@ class InputInput {
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|      }
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|    }
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|  
 | 
| -  core.Map toJson() {
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| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (csvInstance != null) {
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|        _json["csvInstance"] = csvInstance;
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|      }
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| @@ -872,8 +872,8 @@ class Input {
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|      }
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|    }
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|  
 | 
| -  core.Map toJson() {
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| -    var _json = new core.Map();
 | 
| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (input != null) {
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|        _json["input"] = (input).toJson();
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|      }
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| @@ -903,8 +903,8 @@ class InsertTrainingInstances {
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|      }
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|    }
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|  
 | 
| -  core.Map toJson() {
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| -    var _json = new core.Map();
 | 
| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (csvInstance != null) {
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|        _json["csvInstance"] = csvInstance;
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|      }
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| @@ -965,8 +965,8 @@ class Insert {
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|      }
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|    }
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|  
 | 
| -  core.Map toJson() {
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| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (id != null) {
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|        _json["id"] = id;
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|      }
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| @@ -1046,8 +1046,8 @@ class Insert2ModelInfo {
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|      }
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|    }
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|  
 | 
| -  core.Map toJson() {
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| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (classWeightedAccuracy != null) {
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|        _json["classWeightedAccuracy"] = classWeightedAccuracy;
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|      }
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| @@ -1135,8 +1135,8 @@ class Insert2 {
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|      }
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|    }
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|  
 | 
| -  core.Map toJson() {
 | 
| -    var _json = new core.Map();
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| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
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|      if (created != null) {
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|        _json["created"] = (created).toIso8601String();
 | 
|      }
 | 
| @@ -1201,8 +1201,8 @@ class List {
 | 
|      }
 | 
|    }
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|  
 | 
| -  core.Map toJson() {
 | 
| -    var _json = new core.Map();
 | 
| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
 | 
|      if (items != null) {
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|        _json["items"] = items.map((value) => (value).toJson()).toList();
 | 
|      }
 | 
| @@ -1236,8 +1236,8 @@ class OutputOutputMulti {
 | 
|      }
 | 
|    }
 | 
|  
 | 
| -  core.Map toJson() {
 | 
| -    var _json = new core.Map();
 | 
| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
 | 
|      if (label != null) {
 | 
|        _json["label"] = label;
 | 
|      }
 | 
| @@ -1288,8 +1288,8 @@ class Output {
 | 
|      }
 | 
|    }
 | 
|  
 | 
| -  core.Map toJson() {
 | 
| -    var _json = new core.Map();
 | 
| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
 | 
|      if (id != null) {
 | 
|        _json["id"] = id;
 | 
|      }
 | 
| @@ -1334,8 +1334,8 @@ class Update {
 | 
|      }
 | 
|    }
 | 
|  
 | 
| -  core.Map toJson() {
 | 
| -    var _json = new core.Map();
 | 
| +  core.Map<core.String, core.Object> toJson() {
 | 
| +    final core.Map<core.String, core.Object> _json = new core.Map<core.String, core.Object>();
 | 
|      if (csvInstance != null) {
 | 
|        _json["csvInstance"] = csvInstance;
 | 
|      }
 | 
| 
 |