message: Don't crash when no owner is attached to a safe
diff: @@ -10,6 +10,11 @@ export function processGnosisProxyEvent(proxyAddress: Address, event: ethereum.E
  safeEntity.createdAt = event.block.timestamp;
  let safe = GnosisSafe.bind(proxyAddress);
  + let ownersResult = safe.try_getOwners();
  + if (ownersResult.reverted) {
  + log.error('Failed to get owners for safe {}', [safeAddress]);
  + return;
  + }
  let owners = safe.getOwners();
  for (let i = 0; i < owners.length; i++) {
  