{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "151238",
    "entityType": "User",
    "nonce": "0x30827081e2df812caa024c0baed540faadd011ad825ba7538108f7454c2ee00d",
    "signature": "0x1ecf49eccb388fd93bd9a18fa64a9e7582b5945feed17c8dadb7492cb89b87383ca76a090463d261e45d7d7bbac7765a9d7370820ca966322764d00ffb027e1c1b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}