{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "233204",
    "entityType": "User",
    "nonce": "0x22616f98d79dcde495121bf7686e795cfe5fbabb9fbcd702995547efbc95097e",
    "signature": "0x88618070c5a00965ffa2c36e2248715c53674c506d246c824e511ca0692e6b792717ccb9947d8dc1c598c8a7d1b74601a9a200a898a26a0e3245b478d3e8eeef1b",
    "signer": "0x2A9118985Cf006EBdcEabcF713D90958E4Cd738E",
    "userId": "972588517"
  }
}