Signal - Invalid TransferId returning an incorrect Error Message

Details
Signal - Invalid TransferId returning an incorrect Error Message

Testing Environment Details
Effected Server: M2
Build: Trunk - 23.02.232.5070
Affected: All
iPad Version: 14.4.1
Store(s): N/A
Logged in User: sysadmin

Feature: CFAMX-22643
Related Tickets (Stories or Features): CFAMX-22389
Other Related Links (Confluence, BRDs, Etc...): N/A
Feature Configurations: CFAMX-22630

Steps to Reproduce:
1. Navigate to https://api.inform.jatesting.cfahome.com/swagger/ui/index#!/Transfer/Transfer_PostUpdateTransfer
2. Enter a Valid Receive Transfer Request
3. Update Transferid to 123456
4. Click the Try it out! button

Expected Result
Error should return "Could not find transfer with ID <transferId>" and error should be registered in tbaudit table

Actual Result
Getting a 500 error "message": "No unit of work available."