{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "332169",
    "entityType": "User",
    "nonce": "0x84aa95745ab45c0090455af8b895de293b359de76d23787d3d1f0a0b71160b9b",
    "signature": "0x7ee5978b2c6b982e36ba1db4bbfcdd4cf1b165fe5925f7ae920a184d1740ed6a5b584808fa5d288b3cf1bf8d1b5c7803e6e99b77aec44cd5b642e73ca473c3731b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}