{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "861108288",
    "entityType": "User",
    "nonce": "0x060d2fdcc6b24c5d3afc32f37f3948a350a3f79f80aa4d02dec92afd719b332a",
    "signature": "0x71a7233804844dd6488be88637ecf68b6a92b421336194846df770fd5a2c297968e5fef4ea77b55c37033414170ee24e300be90f38aed6ab88527439f8be5f001b",
    "signer": "0xd9bA17330fFb3Ea1356C5eC14971D9e1f2cb5200",
    "userId": "337125448"
  }
}