```\nconstructor(\n    address feeCollector_,\n    address admin_,\n    address validator_,\n    address feeOracle_,\n    address unlockSigner_\n) {\n    feeCollector = feeCollector_;\n    validator = validator_;\n    feeOracle = feeOracle_;\n    _setupRole(DEFAULT_ADMIN_ROLE, admin_);\n    unlockSigner = unlockSigner_;\n    active = false;\n}\n```\n