PendingMessagesPagingSource
constructor(totalCountQuery: <Error class: unknown class><Long>, pendingCountQuery: <Error class: unknown class><Long>, context: <Error class: unknown class>, pendingQueryProvider: (limit: Long, offset: Long) -> <Error class: unknown class><RowType>, nonPendingQueryProvider: (limit: Long, offset: Long) -> <Error class: unknown class><RowType>, initialOffset: Long = 0, postProcessor: suspend (List<RowType>) -> List<RowType>? = null)