{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "152482938",
    "entityType": "User",
    "nonce": "0x597bada80979607d91f505133af73d52c0bd24ceb9491aeb8905dcc53c0d11c1",
    "signature": "0xf1d9413b1ecfee6e733d3d9578f461bf43b5280f51b7d7a54ad51497592f63657bcb2f5dec0566f89e4e5c4f2d1b6530bd5f46bc7e5deea0fa49516f1988caed1b",
    "signer": "0x022d34b7F1F268288002327732F99fAE19a47D89",
    "userId": "296466"
  }
}