{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "185657",
    "entityType": "User",
    "nonce": "0x3d6a2d270bec5b9bc9afb51fef3df1afecca9d454e761c35558328b4b2cad794",
    "signature": "0x750fd2121adff43279352a2d7ae91a73e02a68da0a61bd6f2534ba29adccb21b7fb27301c39471f50d7e811a9c407dff23a2b6ebbe297f3ccbc6a08426007f2a1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}