{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77551267",
    "entityType": "User",
    "nonce": "0xcee1efcf29ac1017b4f57c87ae0a3c46c9cdb3268ed74f308287d59d3c46bfa9",
    "signature": "0x08e9a24d468eac1b5ec5b0bf0f698d77bc202de5c1983707f995b75d9ddb53c13713748259fe2654430ddaf7a2a55a94f6b20cadfed76e6ad978aa8828ef6c5c1c",
    "signer": "0xbA83b3D0645C0C99c76cB296B0BA81bD641DB81c",
    "userId": "951995708"
  }
}