{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "372928",
    "entityType": "User",
    "nonce": "0x6df1ed07658455506409e0c62776082d5933576172afbb41b722b5c0c3dd4cf0",
    "signature": "0xd175a415fa5460729563ff3d712ca8bf02f89f06a3181ff709edbd4b45852d27122406f276cc1f661cf28931c8ff29b29a1c911d29438709a6c3580c0d6137df1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}