FingerprintJSProResponse.fromJson constructor
      
      FingerprintJSProResponse.fromJson()
     
    
Creates class instance from JSON Object that can be returned by Android or iOS agent, or can be a serialization result
Implementation
FingerprintJSProResponse.fromJson(Map<String, dynamic> json, this.requestId,
    num confidence, this.sealedResult)
    : visitorId = json['visitorId'],
      confidenceScore = ConfidenceScore(confidence);