{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "379648",
    "entityType": "User",
    "nonce": "0x6c09ce2446d141f952386d25681dade4dcfee0da4762bce5fc5bbeb25b5bf1b9",
    "signature": "0x1bd0ca173f0ff3dbdf41794dd5a04defac57e35a5cffe9c45da1c2adc004b1ba7b7e23ed34e54837924457069415ab61b98e6914b9d6a05256c9f201398a06671b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}