{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x9c214dc094a1558607dc7b06f7fc7b89b8960f322b86311b8226bf037875515e",
    "signature": "0xe382985870abfbe2e98c21557c8ef0b3ce4a34f29e744b29780097481c31278d1de0b4c255a9a0367059bceea8ba2c4a4c085df091f821da97458e2b8b5fb41e1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}