{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xe264de1e950733f782bc62395b86fef312b099dd10716bdc9bfcddc8b1332f9d",
    "signature": "0xc5d35f721b2ea256976a72dbe6173c1cc52c9a850d9ce2e59ad71b598ca5c3a15ef04a8ef4da83f07c68c29866571ef22e45b59c1e024a1b4def341bc5bea2e01c",
    "signer": "0xdD03ED106abBEF4982159500e32B8602B985a69B",
    "userId": "444965341"
  }
}