{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x7ff8ae57124855d300d7ddcb183de8240d9a26011ebd69f61b638afc06f1257b",
    "signature": "0xdbe4ba9fbd8fb604a630a3c4d590a9e5ce79b0941b5cfee7797b43edac404e0c54700fb879405c63b2b8ae403470793608e9b088062154a12b8ed5317247d41c1c",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}