{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x4d7b601654e67cd74b58072eb5ae1e18c33dbe131748eec7f558a5866c00f7a8",
    "signature": "0xcac84e7a5b5ae2d3815d221e12719a0dea34e02a605f717cce5fca1576069bc524550b7ca2b39cb9823c2fc0b9f4b3f4325248a4a17ef6003e218aeecdc780511b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}