{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "100976759",
    "entityType": "User",
    "nonce": "0xe7ba8347ff36be406254713d07f427607689dde808cb13f7ef1b8652d215d32d",
    "signature": "0xfb81f6f3bbd731d3e583f9988ef1f7df09c64f2b63e2b69d611104f512f517997eb8657349b2b6ced9dc5b068a31502be021e579d3e6f1d3068bd376bd796a4b1b",
    "signer": "0x98BA64d35a9efdEB920F1387731aC9cd77D0eB72",
    "userId": "808761895"
  }
}