{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x7d7625f98ce6f13a57f785d45d3303ee90926b746f65c4e4347b03a90f19d326",
    "signature": "0x20c4e36c5c49f2e9345d8857a2400fb92aa640ea82a6e858910b2c2d8471ea2a18ecd363e49766066d13c653c9075fa19413faf56d9c3f6c4b3ba83bb174d7dc1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}