{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x3a55a06c4627bfe745cb700c95a59e09ca34d1f12a0a444edb1a5624ae3e00f7",
    "signature": "0x70b4757edf75aca2b35a15e44355f39912947e57637c3d574c7fe4cef94a722249e58156e1c4fd1e0a0d22a68cfbf10414f94f32c9e5a9d9588874d1cf03a7551c",
    "signer": "0x845d1b4d65C2614aa0Abb9bDA370552e2CaF51c3",
    "userId": "676596251"
  }
}