Secret Backend Connection Mysql Aurora
constructor(authType: String? = null, connectionUrl: String? = null, maxConnectionLifetime: Int? = null, maxIdleConnections: Int? = null, maxOpenConnections: Int? = null, password: String? = null, serviceAccountJson: String? = null, tlsCa: String? = null, tlsCertificateKey: String? = null, username: String? = null, usernameTemplate: String? = null)