pub fn num_blobs_required(protocol_version: &ProtocolVersionId) -> usize {
    if protocol_version.is_pre_1_4_1() {
        0
    } else if protocol_version.is_pre_1_5_0() {
        2
    } else {
        16
    }
}
Returns the number of blobs supported by each VM version
core/lib/types/src/blob.rs