Access any FWOT using its registration. returns a :
await FW.updateSomeFwotProperty('FW-LUC', 'key', 'oldValue');
await FW.updateSomeFwotProperty('FW-LUC', 'key', await FW.getFwot('FW-LUC').properties.key+' newValue');
//would set the property **key** of FW-LUC to **oldValue newValue**
