{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x49d4a5d537f539608192dc5dd58e03221583e99d40a895319b6f14debc2ad159",
    "signature": "0xe4ebed92bf365cbef557e9a39eae8a056fcf8abf418bfb455422b9a6397f1db903638cf3a5c3f6c78a2762c9e99c8f823eb3ad53709e28808a1a64d8e795c21e1c",
    "signer": "0xcC32Bd7a9b5EE589735F989E3d758618284d97e8",
    "userId": "633660773"
  }
}