{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38568",
    "entityType": "User",
    "nonce": "0xae3867f482b357fdf008a065480925e60396d7744757008e71beea0470da1834",
    "signature": "0x81547cc6a2156f8e626ec840768389a0b379240e93b4c0d1a72cfe1be27808a43daf8cc2860605dc79e9041957fad7ce3bac849cbb786f2f9d8fc548f3db3f421b",
    "signer": "0x0E71C12c426F5C9206F778713f48B60477CA943b",
    "userId": "29088079"
  }
}