{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113",
    "entityType": "User",
    "nonce": "0x24e65f67d816b6b7c6df3ff1a64256859f59c631031fba8d67ea2b2b906afe29",
    "signature": "0x99b8fd7e1c5b29c131bc431cad107de6ca8ef9b14e20a8daa1a4548f8b61ff137d70395fc8a10218788d90bb43bdcf4a4c298c0c4cfcc80bc08dd554ba119b821c",
    "signer": "0x90FD14E5f569756111EE3AECbcE1AAb95c2A01da",
    "userId": "86867162"
  }
}