{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "956002390",
    "entityType": "User",
    "nonce": "0x6270dcd70ad9bbd26ea3dd5a84ddca3b1f1012c0933ae2af2735750e09b64065",
    "signature": "0x36085b7f7394f58dcd18db2510a06feb23fabf269c8ab6f7c3ac98738f2432bf63f2515275f6e23862376d51b74a518635ef48017d6572f7595c6aa42d108e721c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}