Europe's biggest buyer of bonds is starting to think about selling
The ECB is set to discuss and reveal more concrete details on how it will unwind 8.8 trillion euros ($9.21 trillion) from its balance sheet 
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction: Europe's biggest buyer of bonds is starting to think about selling

### Response: The ECB is set to discuss and reveal more concrete details on how it will unwind 8.8 trillion euros ($9.21 trillion) from its balance sheet 