size
The size of the volume copy, in GiBs. The size must be equal to or greater than the size of the source volume. If not specified, the size defaults to the size of the source volume.
Maximum supported sizes:
gp2:
16,384GiBgp3:
65,536GiBio1:
16,384GiBio2:
65,536GiBst1 and sc1:
16,384GiBstandard:
1024GiB