Fix loading broadcasts from batch tasks

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 44.00000% with 14 lines in your changes missing coverage. Please review.

Project coverage is 63.35%. Comparing base (ac29410) to head (01f551f).

Files with missing lines	Patch %	Lines
core/models/broadcasts.go	41.66%	14 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #341 +/- ## ========================================== - Coverage 63.38% 63.35% -0.04% ========================================== Files 189 189 Lines 10609 10623 +14 ========================================== + Hits 6725 6730 +5 - Misses 2989 2998 +9 Partials 895 895 ```

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.