{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "40080",
    "entityType": "User",
    "nonce": "0x7717c53b8e876f3c2e04182a66a98a28174f8677e8402729f832d12d38bf5fc1",
    "signature": "0x77d92b38c84d440eb24a3d64f6ba8c71888133980ca5f996183bd703bb7614af4d8dd5b20ecb32584474955ba635e630ff5b97a045810b5b93e4aaa9aea23dc81c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}