code: public static JwtClaims getDefaultJwtClaims() {
  
          JwtClaims claims = new JwtClaims();
  
          claims.setIssuer(jwtConfig.getIssuer());
          claims.setAudience(jwtConfig.getAudience());
          claims.setExpirationTimeMinutesInTheFuture(jwtConfig.getExpiredInMinutes());
          claims.setGeneratedJwtId(); // a unique identifier for the token
          claims.setIssuedAtToNow();  // when the token was issued/created (now)
          claims.setNotBeforeMinutesInThePast(2); // time before which the token is not yet valid (2 minutes ago)
          claims.setClaim("version", jwtConfig.getVersion());
          return claims;
  
      }
docs: Construct a default JwtClaims
  
  @return JwtClaims