Create InteroperabilityLayer.sol

blockchain_integration/pi_network/pi-network-interoperability/bridge-contracts/kosasih-universalis/contracts/InteroperabilityLayer.sol

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+pragma solidity ^0.8.0;
+
+import "https://github.com/OpenZeppelin/openzeppelin-solidity/contracts/utils/Address.sol";
+
+contract InteroperabilityLayer {
+    address public kosasihUniversalisNexus;
+
+    constructor(address _kosasihUniversalisNexus) public {
+        kosasihUniversalisNexus = _kosasihUniversalisNexus;
+    }
+
+    function executeTransaction(bytes _transactionData) public {
+        // Call the Kosasih Universalis nexus to execute the transaction
+        KosasihUniversalisNexus(kosasihUniversalisNexus).executeTransaction(_transactionData);
+    }
+}