{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xf566f893749d0fb31932b57e05e41ecdd9baf47606b2e87f95e9d081e2b059e1",
    "signature": "0xb6114b522c4bf9fd81686c46285360c58f557c14ba26fc2c6c7592fbc429b7bd592e92b82dda6e56b6fe81a16f8cd76c9314a0a8b8a2ff4268bb42b2c71a90ff1b",
    "signer": "0x74F2E3a6BAA3eD1953D05E7432A5dA2F92f61604",
    "userId": "553679475"
  }
}