{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69790",
    "entityType": "User",
    "nonce": "0xc40aeff560b253b4f1efaec89e0e88598090abede7bb8ea24a84ca058275a68a",
    "signature": "0xee66dcdff50cde5e2ec980ad3ea5dbc2bc0a2516512ce2360c70c33e3e6cbb7d5c853eca3762c0c3e8ab169d60f837c7e1cecc9a5b50a12ade8d54cfb93b8c8f1b",
    "signer": "0x970e95a68E86A857D7a6A78560609c220a3846a3",
    "userId": "33168"
  }
}