{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "45081176",
    "entityType": "User",
    "nonce": "0x82459c596bb7483628f62d012b75e1288259f181225dbd923de6b2d9efdf8494",
    "signature": "0xb2ec48a2537d1cda5c7b6307455c5dfc14159707f4402d50f057328f2ba44df626247b7e3a1ad2f0e508718546a31236d526c47b5dd16906aa49f7194d455a411c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}