{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "153342",
    "entityType": "User",
    "nonce": "0x9c5e583c7353a7e90745106d40ca85be4ed34e0cb17aefaf3957be164a3665c2",
    "signature": "0xc4cfda1be85fa286c4c5068205fc30c5e53d9aa29680ae7d7daf79fc0c1eb66d15e35286a72d00faeca3e76cc887ba9797cfd0237694e56485b45cef8f389dfa1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}