{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "680645058",
    "entityType": "User",
    "nonce": "0x70e8e10a1e296678c6ce3066d96bf58176a7aca87104b878c8efd613db0bd093",
    "signature": "0xfb8d0284b905d9f1c4382a8860ec61f9d70d30b75c4f7b3a9c54bb7d2dd0d0ea7394f964727fb29ad50f84d41ae8d365e225c564099d64b99a314cc1955ad2ac1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}