{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "360658655",
    "entityType": "User",
    "nonce": "0xca9428caaf377bb8a769a221ab88f30c639fd1c087632e5a2d454c1a17ac8f85",
    "signature": "0xf04526e257659ca6451f6bb3ef1e8dcb5157f2399163dc44585765346b471eda6e2b1b9a4c5f13a3ed7644d37d2a5e8448e6fa44347a6f9d99d0005ecef5f8ba1c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}