{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25416",
    "entityType": "User",
    "nonce": "0x58819841a98ac742a4981728bc674b5b1622ccbe4ac81abc506b62e3d13221bd",
    "signature": "0xfc500bcb50705de449ac3b5336acc53422cb86a04c54ddd594787a19b8434564470fe161fcb4297b996b08e9fcabc35fb84784fc9851adea6df1de0aa80bdf9a1b",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}