var e=`function approve(address spender, uint256 amount) external returns (bool)`,t=`function approve(address token, address spender, uint160 amount, uint48 expiration)`,n=`function setApprovalForAll(address operator, bool _approved) public`,r=`function approve(address to, uint256 tokenId) public`;exports.APPROVE_FUNCTION_SIGNATURE=e,exports.NFT_APPROVE_FUNCTION_SIGNATURE=n,exports.NFT_APPROVE_SINGLE_FUNCTION_SIGNATURE=r,exports.PERMIT2_APPROVE_FUNCTION_SIGNATURE=t;