{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3636",
    "entityType": "User",
    "nonce": "0x363ac08ed5efd01b756d7afdf80c94beec5a6120e7e2522eb9e561a0f858649a",
    "signature": "0x702e907ec41906386ffb71145f2865dfc00608401dc3a5cc70fe7783d33c0ab03e9051f1b29ffb6b7a160e74c0515ba3844daee4ccab00cb9ad950cc2aab59b01b",
    "signer": "0x2D566E1DaC6fc148a694abe846B32e39B6584aa5",
    "userId": "890889753"
  }
}