Utils.initializeRESTAssured();
this.requestSpec = new RequestSpecBuilder().setContentType(ContentType.JSON).build();
this.requestSpec.header("Authorization", "Basic " + Utils.loginIntoServerAndGetBase64EncodedAuthenticationKey());
this.responseSpec = new ResponseSpecBuilder().expectStatusCode(200).build();
this.loanTransactionHelper = new LoanTransactionHelper(this.requestSpec, this.responseSpec);
this.loanRescheduleRequestHelper = new LoanRescheduleRequestHelper(this.requestSpec, this.responseSpec);
this.generalResponseSpec = new ResponseSpecBuilder().build();
// create all required entities
this.createRequiredEntities();