OSPF neighborship between ASA & vPC

I have this topology & configs on below link.

https://i.imgur.com/31lUxNQ.png

vPC is up and ospf neighborship between both vPC switches are up. But i am not able to from ospf neighborship between asa & vPC. I troubleshoot a lot but unable to get this working. Could someone pls look and suggest. Thanks

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NX-S1# sh ip ospf nei

OSPF Process ID ASA VRF default

Total number of neighbors: 1

Neighbor ID Pri State Up Time Address Interface

1.1.1.21 FULL/DR 00:43:12 10.1.1.2Vlan48

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NX-S2# sh ip ospf nei

OSPF Process ID ASA VRF default

Total number of neighbors: 1

Neighbor ID Pri State Up Time Address Interface

1.1.1.11 FULL/BDR 00:43:33 10.1.1.1Vlan48

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ciscoasa# sh ospf nei

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ciscoasa#

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NX-S1# sh run vpc

!Command: show running-config vpc

!Running configuration last done at: Sat Sep 5 06:23:21 2020

!Time: Sat Sep 5 07:09:03 2020

version 9.3(4) Bios:version

feature vpc

vpc domain 1

role priority 1

peer-keepalive destination 1.1.1.2 source 1.1.1.1 vrf peer-keepalive

peer-gateway

interface port-channel1

vpc peer-link

interface port-channel48

vpc 48

(Same vpc config on NX-S2)