Big Latency on my flow

Big Latency on my flow

Hello, 

I made a flow on zoho flow started with a webhook.
every time i receive a call, i sent data to my webhook on zoho flow.

but some times, it receive the data from webhook but it takes like 2 minutes and more to go forward the following of the flow and it is verry verry difficult for us to wait this time.

do it is a solution for remove this delay ?? 

thx a lot for any help