{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48239",
    "entityType": "User",
    "nonce": "0x11f36b2a878eb0059f7f66d957d9a4051ba3dd28d8d37dd4aefca40f2512dc0c",
    "signature": "0xf5ba1822108b84e26a39a584209feb1272a3bd0bcecdec6cb8d80d2d15b1b1de2abd4cb820abddaaad9b9148f203e6d95f0a04b96a9e4b98692ebd9726d17f7d1c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}