{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "100",
    "entityType": "User",
    "nonce": "0x095d675912dcb63eb7f7b8f3fb038e778e258f64c7fde5ef03692d109a19e14b",
    "signature": "0x17674fa9acccdac12db4b6d07f212ad87bfc0245d8d1ef9437112a4209f0169f75804f488588d9a3934f19275c35596b8fe705e5f69ab359e0b0da5b1f1e5b441b",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}