{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x5992f1302334da918aff390c9fa1a050823d0554f54abd07c15f06553800f780",
    "signature": "0xbab02db532dc7d679a014ca94400926e8676b9743cb9e55a728c501e424973fd60af8582fab9fbc4850f16e8086c8cc779203cf234dac204028babcac457ec5f1b",
    "signer": "0xD8518cC9A95ee58dA8ac66F2A6719aE12CEa0aCe",
    "userId": "595924827"
  }
}