External API Response not saving / updating after create

Hie @vishsahu @alitanwir i had tried couple times to update response with process response after sending the external api response . However its not updating . May you please help … Here is an example … here am trying to get TxId as response but its not bring back :


And here am processing the response with save response data field :

This is happening in couple collections , not this one alone

@Nigel Can you please paste the response JSON?

{
“txId”: “c83f8818db43d9ba4accfe454aa44fc33123d47a4f89d47b314d6748eb0e9bc9”
}