How to Async Subtract Dates in Nim - Code Snippet

# Task: Async Subtract Dates
# Language: Nim

proc async_subtract_dates() =
    # Implementation for Async Subtract Dates
    var result = ...; # Initialize variable
    # TODO: Implement core logic here
    # Step 1: Prepare data
    # Step 2: Process Async Subtract Dates
    echo("Done");