How many trends do I know?

array(1) { [0]=> object(stdClass)#5035 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "kK1Smv7COsI" ["related_video_title"]=> string(49) "Puppet battle! (Trashy srry) #paperdragonsarecool" ["posted_time"]=> string(22) "10 дней назад" ["channelName"]=> string(12) "Cherryscales" } }