Fix GraceDB API call retries in superevent manager
The error message was:
TypeError
%b requires a bytes-like object, or an object that implements __bytes__, not 'str'See https://sentry.io/organizations/ligo-caltech/issues/1192582490.
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The error message was:
TypeError
%b requires a bytes-like object, or an object that implements __bytes__, not 'str'See https://sentry.io/organizations/ligo-caltech/issues/1192582490.