{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x72e9195a10f2c0c54453fbde83d323ec155bf0354b424c1f12d85a5a30be3177",
    "signature": "0xe6358907675d2014c61b2404b9274461d73f6c5b5fe45a47e1ad1a1a46f8224e53f4f963363b91f4d55bef71372e2184fbcaa5e05c9d3bd4e889b6034e42eb6b1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}