{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "346795",
    "entityType": "User",
    "nonce": "0x9dcc0019511efcc71a5b1142485b09d7ef185ebbbaf0da440fdce011e45ab802",
    "signature": "0xcb2a13d65d98b1464414dd9e85c782eca7fc832ea6024a01356a1895e83d0e2970f8cd71c9a7ae43b6e9a929a33b48364771fc92ace777742966b2ee9a2ff7411c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}