{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0xda02fc4845f936d815ac87821871891fd3aa9d8a424d13f8a2d53be7297d7cdd",
    "signature": "0x2b2f0ab3a835b73393a9b3b90cdebec90bbd6f53da58b0fdca3b8538c2e1529c75bf97acbc0ad9952f84eff4ff5dce008b4e46a0cb64caa3bad20308a69c4ca41b",
    "signer": "0x63d394E88B78FF653F4FCeB0AC74Cf5b064dfC34",
    "userId": "633246973"
  }
}