{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "109850",
    "entityType": "User",
    "nonce": "0x4b9cd5dc75bb907c2398a80f723d5964f1ec177a8adb1eff2a12369de8ade202",
    "signature": "0x7ba33a96a7534361287b3697cdfbc0e421365c6e3c45be02d551ec6a67c6c4c621dfe64fa2867b5321f8b59ea708cc9ab114a4fada17b58e86eba867636c0c0a1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}