{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "76175",
    "entityType": "User",
    "nonce": "0x5a2c1fd2bbd42ea5fd6b4af4c984c87734ec6ce7fc10b2113a1bce4a93953f3f",
    "signature": "0xdfc648da1c9a16c551b4f2eff41912faa9419d7b76ead13f7123bca00424cf221e986478bf85a92fcb9dde46d86291cb03a35f54b2f9c4f1fdd9a575f1f048ee1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}