{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x8ae3af15eecb6b58d1eea82a83eeaf47f890ea0ba92628587f9e291b96e051e9",
    "signature": "0xe365eaec9a5591e4c78c08f947636d8e5bf3f361c302c1f7c54752635f67c0ff4133e6e3dfac287373fd5346746d94b346258e30502ddd100ee0d3e71a1034e51c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}