A multiple-value field that contains any number of
SbTime values.
SoMFTimes are written to file as one or more double-precision floating point values representing the length of time in seconds. Absolute times are
measured relative to 00:00:00 GMT, January 1, 1970.
When more than one value is present, all of the values are enclosed in square brackets and separated by commas; for example:
[ 1.0, 1345600.1200055, 99.8 ]