{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x61debb985285b6016bfb207af9736853c35b905ceaff884fc2fe79b58750a1d7",
    "signature": "0xb8a20d464c58dcc409f989bb8ec3ca63d1555b818b3b8f229dca267969308c79232fd5e217f266b4219d8fb5fc73048d24ba3c7825feadf3d52bf75df940dfcb1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}