{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5233",
    "entityType": "User",
    "nonce": "0x9a5b52d54222cba5c901dbe2c748a31cb0716852ab9ab9bae015cee8c03239e5",
    "signature": "0x0390b42c8d3f9dadf90a158a9b288784698f069e0dd9e67e208161f6d4625707564e4b763812b7bb3f336f5fff43ea98e344fbd23bd713bb14a0f7fb591aca271b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}