{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xaf54816670b75c6bd5fa582b7c28d92d95065709469000c37a5c6c7ce586a381",
    "signature": "0x6ad084f3551427e3a82042b89da0fc088e989bf0b3ec61be81b4521ff1f570e1518a3290917e96575e00226a757ea63e344bfa7a187cc700bd4f22de4d5ea9da1c",
    "signer": "0x399726fd5A103a5f9026e1Cfe43Fb38073AE3A3d",
    "userId": "193799807"
  }
}