{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "135022",
    "entityType": "User",
    "nonce": "0x5db999a4b5d64cf28ccb405c20b430152cdafaf26ae945dd682f7b4c2b2678f8",
    "signature": "0xc574206b90592e8985c5b659bf7db95ffe99f02ccc285c3601b7c95a248f337052b07bcc6e84cea192ff683fb5e8fe60debbbae77d393126e4ceea1c65142aeb1c",
    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}