{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xcc59848690f3d030ba92d48f1f563016dd44c0bfc5ce6a575d88d0d4d27f8649",
    "signature": "0xbd0d42a250de95ea58c7582aa5c0c528ffd0a5d67d2d3bef4d68c45a9b7050f36b9a49a21db8ccfb79a7b748b3ecb62c4c579b48e5e95eea3f26794336caa8571c",
    "signer": "0xAd3852b57Ce1853b5633884cCEb6bCF48AB644Be",
    "userId": "608902598"
  }
}