code: public String toJson() {
  		StringBuilder json = new StringBuilder("");
  		json.append("{");
  		json.append("\"vertexid\": \"" + this.getID() + "\",");
  		json.append("\"vertexname\": \"" + StringUtils.escapeHtml(this.toString()) + "\",");
  		json.append("\"vertexstatus\": \"" + this.getExecutionState() + "\",");
  		json.append("\"vertexinstancename\": \"" + this.getInstanceName() + "\",");
  		json.append("\"vertexinstancetype\": \"" + this.getInstanceType() + "\"");
  		json.append("}");
  		return json.toString();
  	}
docs: Returns Json representation of this ManagementVertex
  
  @return