{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11680",
    "entityType": "User",
    "nonce": "0x344f9e66452891c3c6f34895eaaa0f9f3e4bdb3081388aebd09c7140e547f703",
    "signature": "0x979db2380af2b9c60b677b58c78310b911cebe0964f630d6a92f416b158e45cd4910f5b1803cc90d5868c0661f0fa0f72fc3e6dd86ffb964964e7517553f210f1b",
    "signer": "0xbAddc7a59cC8A05c8c6b0Dc8B3621B082f8C98bd",
    "userId": "562834680"
  }
}