{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1426672",
    "entityType": "User",
    "nonce": "0x3d0774e10ef0cafdd743e7fa145b6d4aa7297892a95700e14b5af92d250eb2cf",
    "signature": "0xbac1270395607d14eb74673c8da6ac63531ac7eae0cac98d10688625c45edf3e39edf52ab45cefe61da8a0fc6c56a303edcc59e108c58e125ea2c18b14c060001b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}