{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "714646433",
    "entityType": "User",
    "nonce": "0x7bb9c0fa637d1fcaf6374bb0d76dcf225f7c0220a6ba1e6b35b2c225022894b3",
    "signature": "0x746e753a3c576930ebaef35793fe013c410e2607e75e14a61d009c0bbb41dfad39aa17013f8fdb109316e71c4057f0fa6f12cf34d13bdc09d2de49506f7908b51b",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}