get_instance_overrides

// Get overrides from a specific instance
const result = await get_instance_overrides({
  nodeId: "123:456"
});

console.log(result);
// {
//   "success": true,
//   "message": "Successfully copied 5 overrides from instance",
//   "sourceInstanceId": "123:456",
//   "mainComponentId": "789:012",
//   "overridesCount": 5
// }

// Or use currently selected instance
const selectedResult = await get_instance_overrides({});

// Step 1: Get overrides from a customized button instance
const sourceOverrides = await get_instance_overrides({
  nodeId: "source-button-id"
});

if (sourceOverrides.success) {
  console.log(`Captured ${sourceOverrides.overridesCount} overrides`);
  
  // Step 2: Apply to multiple target buttons
  const targetButtons = ["button-1", "button-2", "button-3"];
  
  const applyResult = await set_instance_overrides({
    sourceInstanceId: sourceOverrides.sourceInstanceId,
    targetNodeIds: targetButtons
  });
  
  console.log(`Applied overrides to ${applyResult.results.length} buttons`);
}

const result = await get_instance_overrides({ nodeId: "123:456" });

if (!result.success) {
  console.error(result.message);
  // Possible errors:
  // - "No instance selected"
  // - "Selected node is not a component instance"
  // - "Instance has no overrides to copy"
}