{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "102006",
    "entityType": "User",
    "nonce": "0xb5e500cb64c5395a200afc393c0ee202c38a6dff1301c16ff2a8f209c685c2aa",
    "signature": "0x82d0db09107c1743bd1ae1cd08a0228164f0bcaf799105da99f8bf3f4c00edf43cac36e78c9159f212634eecd524a0fc207bdf30a40581997289edabb61163bc1b",
    "signer": "0xb7C7a8D9d12EBd1Cd438cB065E97280E6D7e912A",
    "userId": "984691913"
  }
}