{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1010239",
    "entityType": "User",
    "nonce": "0xb33a2b9b72190fa11ab548f7aee2566d3a56538b47badff88cf04ef009958049",
    "signature": "0xcacb8662f0a195bbb866e10b7e74a9e39c6458dfd5c3276868d8333260eb2fd90b0507f709b1290f7d50de323485c922bdefd4e6d471ea54e1b69db11a3fa2b41b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}