{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xe92e874b785d4b509717944ef4476ee1aca0b896c760d321c539411c688210b5",
    "signature": "0x2e5b5e90324a9cc0e943f80c5017fd67f4f30ae233fcb7f3e3d974d9e709033a1182e890df7d2eea734c9852580c88258ac746b967edfccc85efa97095cfa7211c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}