The easiest would be to create a "named trigger" and assign the actions to that. Then assign the "Run Real Java Script" action to execute that named trigger multiple times:
(async ()=> {
await callBTT('trigger_named', {trigger_name: 'your_trigger_name'});
await callBTT('trigger_named', {trigger_name: 'your_trigger_name'});
await callBTT('trigger_named', {trigger_name: 'your_trigger_name'});
await callBTT('trigger_named', {trigger_name: 'your_trigger_name'});
await callBTT('trigger_named', {trigger_name: 'your_trigger_name'});
returnToBTT("");
})();
Of course you can also use a for loop here:
(async ()=> {
for(var x=0; x<10; x++) {
await callBTT('trigger_named', {trigger_name: 'your_trigger_name'});
}
returnToBTT("");
})();
Here is a more detailed example on how to use the "Run Real Java Script" action: