Experimental
Substitutes every $event.* string in args with the value at that path in payload, recursing through nested objects and arrays. Non-string values and strings without the prefix are copied through unchanged — this is the whole of the dynamic surface.
$event.*
args
payload
Substitutes every
$event.*string inargswith the value at that path inpayload, recursing through nested objects and arrays. Non-string values and strings without the prefix are copied through unchanged — this is the whole of the dynamic surface.