{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "14811",
    "entityType": "User",
    "nonce": "0x9f5ead43cb6f5e50d8c301efb50558887727206e2e37ecc63af017e031884c5c",
    "signature": "0x79959a79371406e7dc2bbec08181e1e288f19b813fb08c9d9e778cb204a7fea9026daf972296c7cb133f6c5b9eda1d7edf71e317d15a032d1a0e6ed3c682c76c1c",
    "signer": "0x0157D745aebb0AD9f297C69193065ce6fBB09853",
    "userId": "208486764"
  }
}