{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xffa285e0d6078b079d820bfe2fa9cf2e8e2d573b61d6515df10264e931204635",
    "signature": "0x8754fa1d2ade26a4b2e2c7722488ff54bff01a6ebe9c3d54071338546717bb8c0164956aded936dfcb0ab14535540757f912994f2caf35dd02a6b9335bebdcd11b",
    "signer": "0x10915d5e626E0A08064f4c9DDA546bDEB7Fe4258",
    "userId": "871588792"
  }
}