{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "228714",
    "entityType": "User",
    "nonce": "0x4c25cb2eb586efcbb2a446083596911286b9d911ff9cf134fd7c3bf09150812c",
    "signature": "0xd3597ebc20abb867cfd04e57cce58be7821d838a80d61ab146749f7bffc70d454ea15668ecf93721451e48c34c7520a48ccbb95d925f8c6bb70a96443bb37b1e1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}