fbnic_tlv_attr_get_signed
index = fbnic_tlv_attr_get_signed(index_tlv[i], 0);
msec = fbnic_tlv_attr_get_signed(msec_tlv[i], 0);
s64 fbnic_tlv_attr_get_signed(struct fbnic_tlv_msg *attr, s64 def);
fbnic_tlv_attr_get_signed(_results[_id], 0)