{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "16244",
    "entityType": "User",
    "nonce": "0x3e60f8cc322591c2f16ae76146678e59ecbd328375ee7f5977299485d09dc0f2",
    "signature": "0x8d72a9b6a84daa0033d331f9279334a777944aa51157f0a4236b6822155ff1d90df8ca03cf5955c8eac616ccc116c284b07aa95c66809e5492160e2fde4ae5e91c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}