"Event Id"|"Underlying"|"Symbol"|"Exchange"|"Type"|"Start Datetime"|"End Datetime"|"Average Bid Size"|"Average Ask Size"|"Average Spread"
"201703083200092"|"GBT"|"GBT_170421C30."|"NYSA"|"Limit"|"20170308 10:46:32"|"20170308 10:46:47"|0|5|4.70
"201703093000039"|"ACOR"|"ACOR_170421C26."|"NYSA"|"Straddle"|"20170309 14:47:10"|"20170309 14:47:10"|5|3|4.78
"201703093000039"|"ACOR"|"ACOR_170421C35."|"NYSA"|"Straddle"|"20170309 14:47:10"|"20170309 14:47:10"|8|4|4.80
"201703093000040"|"ACOR"|"ACOR_170421C26."|"NYSA"|"Straddle"|"20170309 14:47:10"|"20170309 14:47:11"|3|2|4.86
"201703093000040"|"ACOR"|"ACOR_170421C35."|"NYSA"|"Straddle"|"20170309 14:47:10"|"20170309 14:47:11"|4|2|4.90