{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x4434e53f4cf02338a6740a5f0bce27c2abbffb3ce92abbe3d5c69806883d33cd",
    "signature": "0x2bc0d6143dedc4fd64bcb3f7e34dbe028148c035a6995903609bc5ad5b4b23e742d738f769fce80e57ce3e2f65e6376f4bb0a05fda7449b844ab4e41a43504491b",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}