{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "178070",
    "entityType": "User",
    "nonce": "0x2386f6483181828641b50e95982c608835fec7f6b9f54071ff41c8ea717784d1",
    "signature": "0x98ac7551f6268dbc6c2c5ec9506a3fb45c38dbad080979c1894e0ac1b478b02f3891d39d631fa6c76c26102486f941221c4dee369abccf7071c59d4f6956ebe91b",
    "signer": "0xd708949D0521A856Ca6eB44B4112bAEE59741ADD",
    "userId": "490478463"
  }
}