{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "238779",
    "entityType": "User",
    "nonce": "0x42996c5c1804021885d3c7ec79e6098f683255c48423a735ef3ed4a949d3e1ad",
    "signature": "0x009edbb552f7ee8bac5817bb4fa20611c070d3e83ee9c9e1f665c8303ee6773a72417caf96bcbc77d6dcbdc141dcf29b8301c60cfa877512c755c1fe5d2b49d01b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}