{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x1919c22235b67bf6ec3cb903530e2e0f6fa85c02ad0d5116842604c6cb2dbc89",
    "signature": "0xa41ae99b3531fed4dd58cfc266531f35d2ed2ba661f3151d7108806add9b121b177839860e55e2d248059c81d3a3e41d3500a77dc0711690bca669243ba910991c",
    "signer": "0x63d394E88B78FF653F4FCeB0AC74Cf5b064dfC34",
    "userId": "633246973"
  }
}