7 lines (6 with data), 252 Bytes

e245a 0 128 0 16:50:00 08/09/1988
# Start time=16:50
# First beat=16:57:34.046
# <age-range>: 55-59, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.578,  <RR-high-limit(sec)>: 1.257
# Note: recording with a timing signal, flutter-compensated