{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "202671",
    "entityType": "User",
    "nonce": "0x885d3108af3cd9051128227c34e1fb3606351cb1aa8ffd1124e9b808e907ee06",
    "signature": "0xc009e9aa049f79e9dd6a09dd38950947b09fa88fbdc34bb6f81e1cadcb08435e24032a1d130565be3f55e863e3db9551bc1f48db4e20be3c736ed6b64db30c211b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}