{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "32627",
    "entityType": "User",
    "nonce": "0x5cb2ad9624d12c4b70d84689cf8af466662c24852416c2f750c1b830e30a0776",
    "signature": "0xa3e590e2517c6481fc0a0acb8ebc17f93f1b793b8ee10cc3dd1f0ce41447c3355327f5068676e95871cad682edccfb6279ae9d4a779c85157ef077a56c0df8c21b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}