{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "101599",
    "entityType": "User",
    "nonce": "0x7baaf5c3941f9a910c700c489fb1b6023a018fd4de9390f2eadc9341ccaa11e9",
    "signature": "0x982930c6710ea779de332c33772071c19433fa4b549d02f15efe4e5c6819cff15ae284b43b673ccd988e13d5ac620acb07c7b979f3975f8aca04dd499a2e24361c",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}