{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7248",
    "entityType": "User",
    "nonce": "0x435c59cbf22221799c616ea9efafd9310957a75830105ae50e0213fce2fdd9c6",
    "signature": "0xb8bf88080f83ccd280120fcb29e5b480757145140234a8601d64bbabca56b782691bb6675a35daaee76e327cecf22d27d2ec496b77f9e79b4df471f7dda46ab31b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}