[c][p][t] Add platform seal on signature metadata

5 jobs for 220_sign_contract_info
Status Job ID Name Coverage
  Test
passed #1752
golang lint
Code lint

00:06:54

passed #1729
golang mongo goqt
Integration tests

00:04:46

passed #1728
golang mongo strong
Unit tests

00:03:49

passed #1730
golang lint
Code lint

00:07:28

passed #1744
lint golang
Code lint

00:16:15