function onEdit(e) {
  const webhookUrl = "TU_WEBHOOK";

  const sheet = e.source.getActiveSheet();
  const range = e.range;
  const row = range.getRow();
  const col = range.getColumn();

  // Verifica si el cambio ocurrió en la columna A (columna 1)
  if (col !== 1) {
    return;
  }

  const payload = {
    sheetName: sheet.getName(),
    row: row,
    editedValue: range.getValue(),
    editedBy: Session.getActiveUser().getEmail() || "Unknown User",
    timestamp: new Date().toISOString()
  };

  const options = {
    method: "post",
    contentType: "application/json",
    payload: JSON.stringify(payload)
  };

  UrlFetchApp.fetch(webhookUrl, options);
}