{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0x7c0f647ef9ddf3eb2b3f702c6ce733a76e440c2a8760e991a3c93bb9a1c00df0",
    "signature": "0x5827b6e2dc646c989ed70bb760aafc730417fc2e86007e87bcbe15a089ca8a6257236bc861d5a785508ebd914e02287cebad1fe09e43b4227e6971a98065f4581b",
    "signer": "0x809Db232a6131f46553BA571FB17bFA2cc58aeE9",
    "userId": "351386054"
  }
}