nonce char(32) not null comment 'nonce',
ts datetime not null comment 'timestamp sent',
created datetime not null comment 'date this record was created',
modified timestamp comment 'date this record was modified',
nonce char(32) not null comment 'nonce',
ts datetime not null comment 'timestamp sent',
created datetime not null comment 'date this record was created',
modified timestamp comment 'date this record was modified',