{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "466691741",
    "entityType": "User",
    "nonce": "0xfcf4212e2769abbf28ce25dcbfc78b8b6d7a49455eb492bae6ac14ba980d2c7b",
    "signature": "0x40259fcb0e4cabb4de7b30096d504461fc446ea31306bfe5b4f12e266f747cc20ac4a20ccb7ddaef8c316ebeb258d3d537a425d6b5fd261472be7e3a4201eed41c",
    "signer": "0x5458796027aD8A259861E2C65ECFD1B027e9E8fA",
    "userId": "42614"
  }
}