{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "393808",
    "entityType": "User",
    "nonce": "0x099443ab19f72f0003ca6650a5da3c4e58277a4184c1b25b91765585f47c47b7",
    "signature": "0x641cae7766048d3e8ca025418fa591439d6b337498fd8ac792a01c14fdcba88c1118c1ddbc4099b09e3a0032549d01146abfd3ed1d3facc07df273412dd8073e1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}