{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xba3a7f7937049822a4b926f47002a50fcc0638e2e342c74caa9f02167a54fa55",
    "signature": "0xc2fdfeeaf196feda790ee74e09e9b3bb71c3a36af5bcf4f1dfeeac5926a511276b0b47a7ba6fe9ce2f4b5185658b4c0cf297a622d3e6112324b4c42fa52483a41b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}