{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7892",
    "entityType": "User",
    "nonce": "0x470bca7709e542cf0210b772d2f1cfe9f9532d17e7da8e29232a6564688544f0",
    "signature": "0xbe86dedc6382d5eaa8584db8d71cc936def2e428fcee32aa7ea8b3e0b78a99440dd5bcd02285bda37e791b491039ae8010d3538a1bdb113b020e885b3ea20a4e1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}