{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35251",
    "entityType": "User",
    "nonce": "0xf2dc2437b4a436600f14d48dc94e5ad206a77c4214cec06da7515f78084b6854",
    "signature": "0xda08e9b78609da55e4e65122f6c68de8bdd6faf1fe5adf76adaaa0d7b426ed772e68ff0dbfa25a8b1664e8e7a5d3b3692318e9d159a20c2f746f89cc93ef01861c",
    "signer": "0xbA83b3D0645C0C99c76cB296B0BA81bD641DB81c",
    "userId": "951995708"
  }
}