{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xfd63791903d0647db1f325354555ad1eeb5284679645c1b2f068ee5e6289da81",
    "signature": "0x39a35e7f0748195ebb4959c78d1a4bb28bc660c26acc4c5da35089bcedc7ef51030050f86648c21c5ea1b788b79163fe62b5b59d9c43a81c3733ca9dfac5bc881c",
    "signer": "0x80BaBdd7604de656E45b52EFA056548D7C078B36",
    "userId": "790313179"
  }
}