{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "302796",
    "entityType": "User",
    "nonce": "0x360b07f14abdfb6d952b88b422e8473de0942d08e99f03765bc71a4001cb38cd",
    "signature": "0x387c16920f3e2527baaa2c1d5be9ad0ee30f4b69b5d4724981ad7f75e27f2cc2708358c43a3f71aec04f858b7422562d9e23d8a5e487d2bde79585a7c8cd66331c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}