{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0xcbc9df457200162d74e36ee1dfe9d05ae57cbccfbac7cb15f103c5807e049e5c",
    "signature": "0x79a719c878f76859cca4ac7b463ad222bfadf8cddb4e84605d481b713d245a2572c636bd96b7a4ed9d333597f91691cc5d6afc65a6ba60223286b8512e119ab01b",
    "signer": "0x56046a31D7E65D9342F04D2FE7819A0388654272",
    "userId": "612767122"
  }
}