def create_prepare_params(view_no, pp_seq_no, state_root, inst_id=0):
    return [inst_id, view_no, pp_seq_no, get_utc_epoch(), 'random digest', state_root, ('1' * 32)]
def create_prepare_params(view_no, pp_seq_no, state_root, inst_id=0):
    return [inst_id, view_no, pp_seq_no, get_utc_epoch(), 'random digest', state_root, ('1' * 32)]