{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35600",
    "entityType": "User",
    "nonce": "0x89a6e752da9d6f9173dd0d7f8dbd3a41f4aaf608081bd17a9cf5bb3b1a10fb02",
    "signature": "0x94873b1abd6c03cf78d28a2c276e6a909c6686058c31187c5f3b3a5f72fe75ca3972d9c0dc3b80b4ce4626749b82fdd72a5dd3f1c541c8d600afd8c8dc85d0f51c",
    "signer": "0x03B2B16FC491BB9F7E9819D5186aF26a4DB298cE",
    "userId": "813481002"
  }
}