code: public function getLeagueMatches(int $leagueID, array $filter = [ 'dateFrom' => '', 'dateTo' => '', 'stage' => '', 'status' => '', 'matchday' => '', 'group' => '' ])
  	{
  		$leagueMatches = $this->run("v2/competitions/{$leagueID}/matches"."?".http_build_query($filter));
  		return collect($leagueMatches->matches);
  	}
docs: List all matches for a particular competition.
  
  @param integer $leagueID
  @param array $filter
  @return Collection