{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "847622374",
    "entityType": "User",
    "nonce": "0xd6f02952779c675df1219c0e2ebfe5a1861a41507e1a355ce2e044989a2ce334",
    "signature": "0xac8834bea9f6e466980f09a04f2a8e551c2c562894e7c2abc7f3691a57ac13e6459dd7dc8f9294af9107446347fb43c6f67d868b4a3a45f68b8c18b72bf41cae1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}