{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "994830914",
    "entityType": "User",
    "nonce": "0x0a70a7d125e5f6ef0c196d9b155f40f9994af5a925270fec99b69b73e59f7389",
    "signature": "0x031a61f4dd047b360b2626a38528c1ac8dd89e4a18a38a0498440e39f4f8e2184d914ff680e750c43dd59b85b5cf1b4fb816717e17c68e3645dbb6b6432c84921c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}