{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "314016",
    "entityType": "User",
    "nonce": "0x106c1bb9c791871f4bc9892a0cc9c4038f2f137161615604d185de03fe24ee82",
    "signature": "0xf22c7c62712c02b1eef1aac8a26df316393372e5075f33680a6b48cc0d053adc6fd41848018412ee56a3daa6638c57c5c905a3d89a6743ba5ae68934a5cea6fa1b",
    "signer": "0xb69C788c7cbc7dD9aBe9E91477F694152BFa6a5c",
    "userId": "129846494"
  }
}