Damage results as result of damage dealt through Explosive Devices have no instigator (or source)

Thank you for reporting this. Our devs passed along that this is more of a feature request but they will be sure that the documentation is updated:

“Triggers this device to explode. Passes Agent as the instigator of the explosion.”

to

“Triggers this device to explode. Passes Agent as the instigator of the resulting ExplodedEvent.”