{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "314016",
    "entityType": "User",
    "nonce": "0x0cb33e419c42258b4f49da0325803533f7c8f2a6958351f624492773bfebe4c7",
    "signature": "0xda283f94c258af55e6df3c9b551b9756b60331dee04986592e9ab620204068210fc8af9ce4ea29a3657bbb1b79d9d6524b804935ec44c361c00b80e07984949d1b",
    "signer": "0xDa13a6A1dA92472EAa96BBE0391B9c49F8639b27",
    "userId": "614784509"
  }
}