{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "238712",
    "entityType": "User",
    "nonce": "0x56f69e32b466a601beb427d4e5f10a650f8cff6c2adc2a4cee1ec9f7f053a27b",
    "signature": "0xae0e5591b4d46b726934eace34611e46c5b55adce1e3f239087635b28ace7c723f175123c968df3af381f6e399dd5bd84483531569e22ef63db4fdc802ac915e1c",
    "signer": "0x72dD6E54C1904BDCf2b8a654d8CD35Ba1CeE11F8",
    "userId": "211770148"
  }
}